All online calculators
365 days calendar date to Gregorian dateThe calculator converts a date in 365 days calendar (Armenian, Ancient Egyptian) to a date in Gregorian calendar Ahargana day count to the Gregorian dateThe calculator converts heap of day since the Kali Yuga beginning day to the Gregorian date Armenian calendarThis calculator converts a date to an Armenian calendar date and vice versa. Coptic calendarThese calculators convert dates between Gregorian and Coptic calendar systems. Days between dates. The historical version.Calculates number of days between two dates taking in account the date of transition to Gregorian calendar. Ethiopian calendarThe calculator converts an Ethiopian date to Gregorian date and vice versa. Fixed date to Gregorian dateThe calculator evaluates the Gregorian date from the fixed date (integer number passed from the beginning of 1.01.01. Gregorian date to Hindu mean lunisolar calendarThe calculator shows the Hindu mean lunisolar calendar date for an input Gregorian date Gregorian date to Hindu mean solar calendarThe calculator shows the Hindu mean solar calendar date for an input Gregorian date Gregorian date to Julian dateThe calculator converts a Gregorian date to a Julian date Gregorian date to the Ahargana day countThe calculator gives number of days since the Kali Yuga beginning. Gregorian to fixed dateAuxiliary calculator for other date conversion calculators. By Calendrical calculations of Dershowitz and Reingold. Hindu mean lunisolar calendar to Gregorian dateThe calculator converts the Hindu mean lunisolar calendar date to the Gregorian date. Hindu mean solar calendar to Gregorian dateThe calculator converts the Hindu mean solar calendar date to the Gregorian date. ISO calendarThe calculator converts ISO date to Gregorian date and vice versa. Indian calendarsThe calculators for Hindu date conversions Orthodox Easter date calculatorUsing a modification of the Gauss algorithm to calculate Orthodox Easter date Roman calendarThe calculators convert dates between Ancient Roman Calendar and Gregorian calendars Week days calculatorThe calculator counts the number of week days between two selected dates.
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Body Proportions CalculatorThis calculator calculates the grace index of a person's figure based on their chest, waist, hip, and thigh measurements. Body fat calculator - YMCA formulaThis calculator uses weight and waist measurements to calculate body fat percentage with YMCA formula. Body proportionalityCalculates the body proportionality by several body parameters Brunhard's formula ideal weight calculatorAnother ideal weight formula from the Internet - Brunhard's formula. It requires the knowledge of chest circumference. According to the formula, ideal weight equals height multiplied by chest circumference and divided by 240. Coronavirus disease epidemic in different countriesThe calculator compares the coronavirus disease 2019 pandemic development in different countries aligned by number of days since the epidemic beginning in the particular country. Daily Calorie RateCalculator of the daily calorie rate, taking into account the level of physical activity. Determination of the baby's sexIt's unscientific, but it surprisingly works. Ideal Weight CalculatorThe Body Mass Index (BMI) calculator is used to calculate the ideal weight of an individual based on their height and weight. Ideal weight calculator using Paul Broca formulaIdeal weight calculator using Paul Broca formula Lorenc Ideal Weight CalculatorThe calculator on the page is designed to estimate an individual's ideal weight based on their height. It uses the Lorenc formula, which is a widely used equation to calculate the estimated healthy weight range for a person based on their height. McDonald's meal nutrition factsNutrition facts of McDonald's meals according to http://www.mcdonaldsmenu.info Nagler's Ideal Weight CalculatorNagler's formula is a method used to calculate an individual's ideal body weight based on their height, age, and gender. Pregnancy Due Date PredictorThe pregnancy due date calculator is a helpful tool for expectant mothers who want to know when their baby is due to arrive. Proportional Body Calculator: McCallum's FormulaDiscover the concept of body proportionality with McCallum's Formula. Strength of alcoholic cocktailCalculates volume fraction of alcohol in a beverage made of 3 other beverages. The basal metabolic rateThis calculator computes BMR calories The number of packs steroid you need for cycleThe number of packs steroid you need for cycle Weathering of alcohol concentration in the bloodCalculates the time needed for weathering of alcohol in the blood to a normal level
Adjusting picture/pixel sizes proportionallyThis online calculator adjusts the second dimension of a picture/video, given the new first dimension, keeping the original proportions Country Language LookupThe online calculator lists the languages spoken in a given country. Country codeReturns country or territory name by ISO code Currency ExplorerThis online calculator is a currency reference tool that provides information on the currency used in a selected country as well as obsolete currencies. It displays the name, symbol, short symbol, and effective date of the currency for the selected country. Distance Cost CalculatorThis calculator calculates the cost of travel by multiplying the distance traveled in kilometers (or miles) by the rate per kilometer (or mile). Glue Solution CalculatorThe Glue Solution Calculator is a handy tool that helps you calculate the exact amount of dry glue and water needed to make the glue solution of the desired strength. HackHack the three-digit code ICAO MRZ Check DigitThis calculator calculates the check digit from the other digits/alphabetic characters in the entered series. The calculation is done according to the algorithm used by ICAO for machine readable travel documents. The description of the algorithm can be found below the calculator. In which country can I pay with my currency?Displays list of countries in which you can pay by the selected currency. Ingredients - Proportional Quantities CalculatorThe Ingredients - Proportional Quantities Calculator is a helpful tool for recalculating ingredient quantities based on given proportions. Whether you need to adjust ingredient quantities due to a change in one component or you want to utilize all remaining ingredients, this calculator simplifies the process. Kart Racing Heat GeneratorThe kart racing heat grid generator is a tool designed to ensure that each racer tries each starting position/kart in random order during a kart racing event. Language Speakers by Country CalculatorThe Language Speakers by Country Calculator allows the user to select a language from a list and displays a table of countries where the selected language is spoken along with the number of speakers and the fraction of the total population. Latin Quote GeneratorThis calculator provides a fun and educational tool for people to learn and explore famous Latin quotes. Map of France regionsSimple image map of France regions to illustrate usage of SVG image maps Puppy Weight Calculator for Medium, Large and Very Large BreedsThe calculator takes the age of a puppy in months and its breed, either medium, large, or very large, and calculates the recommended weight in kilograms and as a percentage of the adult dog's weight. Shoe size comparisonThis calculator converts european shoe size to its english and US counterparts. Time to money converterThis online calculator estimates how much your time is worth given your hourly rate Tips and tricks #13: Bitmaps and Pixel manipulationThis article describes how to write calculators for an image manipulation USA Full Retirement Date CalculatorBased on your birthday, this online calculator calculates your full retirement date, the first month you will be eligible for full Social Security retirement benefits, and the month you can apply for them.
Ancient PixelArt: CompuServe RLE file viewerThis online calculator can parse and display images from CompuServe graphics files in RLE format Audio Tone Generator CalculatorA waveform and frequency tone generator calculator with adjustable parameters such as frequency, amplitude, waveform type, and file format output. Audio file waveformThe calculator displays the waveform of the input audio file fragment. Automated Vigenère cipher decoderThis online calculator provides aid in finding Vigenère cipher key if you can guess part of the encrypted text. It just automates some routine calculations, which you would perform manually otherwise. Base 64 encoding and decodingThe calculators encode string to base64 string and decode back to original string. Special characters (+/) , generally produced by base64 algorithm, can be replaced by the data provided in additional parameter. Binary fileYou may use this calculator to create binary file by editing its content in hexadecimal, decimal or binary form. Bit lengthThe calculator counts number of bits required to represent a number in the binary form. It also displays an input number in binary, octal, decimal, and hex forms. CSV to JSON Mapping ToolThe calculator converts CSV table to JSON array of objects using a given map of CSV columns to object property names, and allows the user to paste CSV contents, tweak field separators, and replace empty strings with nulls in the JSON. Caesar cipherCalculator encrypts entered text by using Caesar cipher. Non-alphabetic symbols (digits, whitespaces, etc.) are not transformed. Check Digit Mod 11 (ISBN-10 check digit)This online calculator generates and validates check digit with mod11 algorithm, used by ISBN-10 Conditional entropyThis online calculator calculates entropy of Y random variable conditioned on X random variable and X random variable conditioned on Y random variable given a joint distribution table (X, Y) ~ p Conversion of fractional numbers between numeral systemsThis online calculator helps to convert fractional number in one numeral system to fractional number in other numeral system. Count the number of wordsThe calculator counts word number in a given text. It can be used for rough calculation of translation cost. Can be used for word number calculation in software resources. Decision tree builderThis online calculator builds a decision tree from a training set using the Information Gain metric Email FinderThe Email Finder calculator allows users to search for and extract email addresses from a block of text using a regular expression. GET Request String ParserThe GET Request String Parser is a handy tool for breaking down HTTP GET request strings into parameter-value pairs and decoding URL-encoded sequences if necessary. By using this parser, you can easily extract and analyze the individual components of a GET request. Gray code convertersThese online calculators convert to and from the binary reflected in the Gray code and can produce a table for an n-bit Gray code H264 Maximum References FramesH264 Maximum References Frames HTML table to JSON arrayTh calculator converts the html table code to JSON array with optional data transpose and compression. It also visualizes numeric data on chart. Hartley Information CalculatorThe Hartley Information Calculator determines the amount of information contained in a message with length n using Hartley's formula. Huffman codingThis online calculator generates Huffman coding based on a set of symbols and their probabilities. A brief description of Huffman coding is below the calculator. IP Address and Subnet Mask Calculator (IPv4)This online calculator determines subnet parameters for the given IP address and subnet mask Information gain calculatorThis online calculator calculates information gain, the change in information entropy from a prior state to a state that takes some information as given Integer to Other Numeral System ConverterThe "Integer to Numeral System Converter" calculator allows the user to convert an integer from decimal numeral system to any other positional numeral system. Joint EntropyThis online calculator calculates joint entropy of two discrete random variables given a joint distribution table (X, Y) ~ p Keyboard layout and passwordConverts the word, typed in Russian letters into a set of symbols corresponding to these letters in English keyboard layout which is often used to create a Russian-speaking user passwords. LL1 grammar analysis. Yet another top-down parser generator.The calculator checks LL1 grammar correctness, parses a text using the grammar, shows FIRST, FOLLOW and FIRST PLUS sets, parsing tree and gives PLANETCALC parsing code. LZWThis calculator compresses/decompresses a string using Lempel-Ziv-Welch (LZW) algorithm. Line ReverserThe reverse line calculator is a simple tool that takes a block of text as input, breaks it into individual lines, and then reverses the order of the lines. This can be useful in a variety of situations where you need to quickly reverse the order of lines in a document or piece of code, such as when working with logs, scripts, or data files. Lines filter by numberThis online calculator filters lines of text by removing designated lines or, you can say, leaving only designated lines List Filter CalculatorThe list filter calculator allows users to apply multiple filters to an initial list of strings. List JoinThis online calculator can join two csv lists by key column the same way JOIN works in SQL (inner join, left outer join, right outer join) Log SummarizerThis online calculator can be used to summarize lines of text, using regular expressions to extract a unique value from each line, such as a date or session ID. Numbered list makerThis online calculator numbers lines of text Numeral System ConverterThe numeral system converter calculator converts numbers from one numeral system to another given the source number and the source numeral system base and target numeral system base. The calculator can handle numeral systems with bases ranging from 2 to 36. Palette generatorThis calculator generates palette of colors from starting color to ending color, using maximum diversity, "rainbow" style. Playfair cipherThis online calculator encrypts and decrypts a message given Playfair cipher keyword. Non-alphabetic symbols (digits, whitespaces, etc.) are ignored. RAID arrays сalculatorThis calculators shows the possible variants of RAID arrays, based on the number of drives available. RGB-HSV Color ConverterThe RGB-HSV Color Converter allows the user to convert RGB color values to HSV color values and vice versa. Regular expression splitteris a tool that allows you to split a list of strings based on a regular expression pattern. Regular expression testerThis online calculator allows user to experiment with regular expressions. Relative luminance and contrast ratioTwo calculators evaluate the relative luminance and contrast ratio for given colors. Remove duplicatesThe calculator removes duplicates from an element list. Repeated Word HeatmapThis calculator can help avoid unwanted word repetition in prose. It counts the number of occurrences of each word in the document, both globally, and within the "sliding window" distance before and after each word. It highlights the words which are used frequently near each other. Repeated Word HeatmapThis calculator can help avoid unwanted word repetition in prose. It counts the number of occurrences of each word in the document, both globally, and within the "sliding window" distance before and after each word. It highlights the words which are used frequently near each other. Shannon Coding CalculatorGenerate Shannon coding for a set of symbols based on their probabilities. Shannon EntropyThis online calculator computes Shannon entropy for a given event probability table and for a given message. Shannon-Fano coding calculatorThis online calculator generates Shannon-Fano coding based on a set of symbols and their probabilities Specific Conditional EntropyThis online calculator calculates entropy of Y random variable conditioned on specific value of X random variable and X random variable conditioned on specific value of Y random variable given a joint distribution table (X, Y) ~ p String to list converterThis online calculator splits string by regular expression and outputs the list of matches (or first matched group) Substitution cipher toolA tool to encrypt/decrypt messages with a simple substitution cipher given as the key. It is also useful for manual cryptanalysis of a substitution cipher - when you have a message written in the English alphabet partially decrypted with an automatic tool and want to tweak the key. Symbol GeneratorThe random symbol generator is a simple tool that allows users to generate a specified number of symbols randomly selected from a given set of symbols. Users can choose the number of paragraphs and the number of symbols per paragraph to be generated. Text Filter with RegexThis online calculator splits lines of text using a regular expression. Text FormatterThe calculator is designed to reformat lines of text according to user specifications. Text compression using Huffman codingThis online calculator compresses entered text using Huffman coding. It also displays built Huffman codes for the reference. Text file encodingYou can use this calculators to encode a text with an encoding. The Discrete Fourier Transform SandboxThis calculator visualizes Discrete Fourier Transform, performed on sample data using Fast Fourier Transformation. By changing sample data you can play with different signals and examine their DFT counterparts (real, imaginary, magnitude and phase graphs) The Phone Number ExtractorThe phone number extractor calculator is a useful tool that extracts phone numbers from a large block of text. The Symbol Frequency Table CalculatorThe Symbol Frequency Table Calculator is a tool that takes in a text message and produces a table of the frequencies of each symbol (i.e., character) that appears in the message. The calculator can be customized to ignore spaces and/or case, allowing for a more accurate analysis of the message's symbol frequencies. URL Domain Name Frequency CalculatorThe calculator takes a list of URLs as input and extracts the domain name part from each URL. It then counts the number of occurrences for each unique domain name and displays the results in descending order. URL Unescape CalculatorThe calculator for URL decoding, also known as unescaping, takes a URL-encoded string and converts it back to its original form. Unicode scripts and blocksThe calculators for counting number of characters per different Unicode blocks and Unicode scripts for a given text. Unique words countThis calculator counts the number of unique words in a text (total number of words minus all word repetitions). It also counts a number of repeated words. It also can remove all the repetitions from the text. VARIANT DATE to datetime stringThis online calculator converts VARIANT DATE (double) value to datetime string. Vigenère cipherCalculator encrypts entered text by using Vigenère cipher. Non-alphabetic symbols (digits, whitespaces, etc.) are not transformed.
Air Flow CalibrationThis calculator is used to set the air flow rate through a grain bin equipped with an aeration fan. It assumes that the air flow can be controlled with baffles, spill gates or variable fan speed. It requires an air flow meter or anemometer. This calculator determines the air speed needed at the top collar of bin in order to achieve the desired air flow rate (CFM/bu Cubic Feet per Minute per bushel). Baffle Plate Gap CalculatorUse this to determine the baffle plate gap in a tank based on your throat size. Measure bell end depth using something the same width as your baffle plate or enter a zero if there is no belled end.The drawing is looking from the top down. Barlow formulaBarlow´s Formula is used to calculate the pipe pressure considering its diameter, wall thickness, and hoop stress (in the pipe material). Butterfly Damper CalculatorUse this calculator to determine opening area of the damper. Calculating the parts given the ratio and total amountThis online calculator finds part or whole measures of quantities using ratios Calculation of weight by volumeCalculating the weight by the volume of material with matter density reference book Circular Intake/Exhaust CalculatorUsed to calculate opening area when a circular cover is pivoted over a circular opening. Coillator 3 Cylinder Segment Volume Calculator: Find the Volume of a Cylindrical SegmentThis online calculator calculates the volume of a cylinder segment based on its dimensions and segment angle. Equilibrium moisture contentThe calculator gives the wood equilibrium moisture content by given temperature and relative humidity. Film calculatorCalculation of the film segment duration in frames, hours, minutes, seconds. Flagstone Paving CalculatorThis online calculator estimates number of flagstones needed for paving Flow Rate and Pressure Drop of Gas Through a PipelineCalculation of Flow rate of gas through a pipeline. Grain Drying with Natural AirCalculator to determine conditions for drying grain. Heat Index CalculatorThis calculator calculates the heat index or apparent temperature. HumindexThis calculator calculates Humindex, index used by Canadian meteorologists to describe how hot the weather feels to the average person, by combining the effect of heat and humidity. Internal forces diagrams for the two-support beamThe calculator draws the shear force and bending moment diagrams for a simply supported beam under various loads. Laminate flooring. The calculation of the number of planksThe calculation of the number of planks requiered Liquid level in the tilted cylinderСalculates the level of the liquid in a tilted cylindrical tank with the tank parameters and the liquid volume. Oval Tank Volume CalculatorFind the volume of oval tanks in cubic inches and gallons. Pipe Wall ThicknessPipe wall thickness calculation using Barlow´s formula Power to the PeoplePower units converter. Prueba2 Relations between Mass, Length, Width, and Area Density of FabricThe Relations between Mass, Length, Width, and Area Density Calculator allows you to calculate various properties of fabric based on the given parameters. The available calculations include determining the mass, length, width, or area density of the fabric. Shipment weightCalculating the weight by the volume of shipment. Created by user's request. Square Door Tank VolumeUse this calculator to determine tank volume if you've modified the tank for square doors. Square Stack CalculatorDue to friction loss when using a rectangular stack, this will calculate the equivalent size of a round stack with the same airflow. Tank Volume CalculatorsUse one of these to determine your tank's volume. The amount of material for the meshIt's required to produce a mesh with predetermined length and width, roughly square meshes from tape with predetermined width. It is necessary to calculate the total length of the tape. Throat Calculator for Cylindrical TanksUse this calculator to lay out the throat opening on a cylindrical tank, using the throat area from the Pit Calc. Throat Calculator for Overlapping Cylindrical TanksUse this calculator to determine the throat cut-out when using two cylindrical tanks of the same or different diameter. The cut-out width will always be the same for both tanks. Enter the tank's diameter and the throat area from the Pit Calculator. Throat CalculatorsThe Throat is the opening between the firebox and cook chamber. Enter the area given by the PitCalc and choose a shape that works best for your build. Tilted cylindrical tank volumeCalculates volume of cylindrical tank tilted at an angle. To perform calculation you must provide the tank size, angle and liquid level. Trapezoid - Shaped Throat OpeningUse this calculator to lay out a trapezoidal shaped throat cut-out. Enter the throat area from the PitCalc, your tank's diameter and dam height. Volume-to-Weight ConverterThis online calculator calculates the weight of a substance based on its volume and density. Wallpaper calculatorAmount of cubic meters and amount of rolls of wallpaper as you enter the size of walls and the size of rolls Walls volumeThis construction calculator calculates volume of four walls of a rectangular building by building length, width, height and thickness of a walls Weight-to-Volume CalculatorThis calculator takes the weight of the substance in kilograms and allows you to choose the substance from a handbook of densities. It then calculates the volume of the substance and displays it in liters and cubic meters. Additionally, it shows the radius of the sphere in meters and the side of the cube in meters that the substance would form if it were compressed into those shapes.
Accrual-Based Compound Interest CalculatorGet a Detailed View of Your Compound Interest with Our Accrual-Based Calculator Annuity CalculatorThis online calculator computes the annuity payment parameters, including the accreted amount and discounted value of rent. Bank card number validationThe calculator checks a bank card number using Luhn algorithm, it also determines the card issuer according to Issuers handbook. Calculation of payments on corporate property taxCalculation of the tax amount and the amount of advance tax payments in accordance with Chapter 30 of the Russian Federation Tax Code Commission calculatorThis online calculator finds the commission from the sale price and the commission rate, the sale price from the commission and the commission rate, and the commission rate from the sale price and the commission Compound interestThis calculator computes compound interest Compound interest at a certain number of days Compound interest with an equal monthly investmentThe calculation of the accumulated amount with the monthly investiment Cost per unit of volumeThis online calculator calculates cost per unit of volume (cubic unit) given length, width and height of a strip Discount calculatorThis online calculator finds the discount from the sale price and the usual price, the sale price from the discount and the usual price and the usual price from the sale price and the discount Effective Interest Rate CalculatorThis calculator calculates the effective interest rate for a given nominal interest rate and compounding frequency. Effective interest rate Family budget plannerThe calculator helps to plan personal finances. How much does cash weigh?The cache calculator gives the volume and weight of the cache in a currency. Inflation in RussiaCalculator of Russian inflation since 1991 to the present time. Based on the data of the Federal State Statistics Service of the Russian Federation. The data updated weekly. Interest on the deposit and inflation Labor retirement pension amount (for Russia)Calculates labor retirement pension amount in accordance with the law. Loan payment example Mortgage calculator Mortgage loan early repayment dateCalculates the repayment period of the mortgage loan with differentiated payments (Sberbank), depending on the size of the payment. PercentageThis online calculator gives the percentage of the value. It also calculates the percentage of the sum (e.g. the income tax of the net salary) and the percentage of the difference (e.g. VAT of the gross amount). Price Comparison Per Square Meter CalculatorThis calculator helps to compare prices of different products of the same type by calculating their cost per square meter. Price based on running meterThis online calculator calculates the price of certain area based on price of running or linear meter Progressive taxCalculates progressive tax according to tax rate table. Real interest rate using Fisher equationThis online calculator calculates real interest rate from nominal interest rate with adjustment for inflation using Fisher equation Russian Central Bank Exchange Rate ConverterThe Russian Central Bank Exchange Rates Calculator is an online tool that allows users to convert between Russian rubles and other currencies. The calculator uses the official exchange rates of the Russian Central Bank to provide accurate and up-to-date currency conversion information. Simple InterestCalculates simple interest Simple Interest Daily RateThis calculator calculates the accreted amount given a number of days and simple interest rate. It uses three methods of calculations which differ from each other if the number of days is less than a year. Tax deductions from personal income taxThis online calculator estimates tax deductions from personal income tax according the the laws of the Russian Federation. Tax-Adjusted Deal Profitability CalculatorThe deal profitability analysis calculator takes in the transaction details of a purchase and sale of a product, including the VAT amount paid on the purchase. Using this information, the calculator determines the income tax and VAT tax paid on the transaction, and calculates the profit amount after taxes are taken into consideration. The Central Bank of Russia exchange rate difference The calculation of amortization for tax purposesThe methods and procedures for calculating amortization for tax purposes in accordance with Article 259 of the Tax Code, taking into account the changes to the federal law of 27 July 2006 N 144-FZ. USD to rubles and vice versa by the Central Bank of Russian Federation exchange rateThis calculator converts an entered number to rubles or USD according to the Central Bank of Russia's current exchange rate, available as XML from the site of the Central Bank of the Russian Federation. Unused leave compensation at dismissalCalculates the payment of compensation for unused leave, envisaged by the labor legislation of the Russian Federation to the dismissal of an employee. When it becomes profitable to pay the tax as a sole proprietor in Russia?The calculator allows you to compare the taxes paid by an sole proprietor in the simplified taxation system and the individual.
Box filters for image processingThis online calculator allows you to process the image with the selected box filter, or use your own box filter. Color image to black and white imageThis online calculator converts color images to black and white images. Two options are possible: luminosity threshold or Floyd–Steinberg dithering. Color to Grayscale ConversionThis online calculator converts color image to grayscale image using the luminosity method Digital images parameters comparisonThe calculator allows you to compare the parameters of different photographs saved in EXIF image data. Image Flip & RotateThis calculator allows you to perform simple image manipulation tasks online. Image color setThe calculator counts the number of colors in an image, finds the dominant color, and creates a table of colors that make up the original image. Jpeg image meta-dataThe calculator displays meta-data stored in a jpeg file. Median filterThis online calculator applies median filter to an image Morphological filtersThis online calculator can process the loaded image using one of the several morphological operators The Negative Image CalculatorThis online calculator creates captivating photo negatives by inverting the colors of your images. Watercolor FilterThis online calculator applies a watercolor effect to an uploaded image by sequentially applying a median filter and a box filter sharpening.
City objects observationThe calculator helps to distinguish observed city objects. Compass PointsThe calculator gives name of compass point by direction angle in degrees. Compass point between two locationsGiven coordinates of two locations in decimal degrees, this calculator displays constant azimuth, distance and compass points for different compass roses. Compass, magnetic and true course calculatorCalculates true, magnetic and compass direction (course, bearing) by a given direction, magnetic declination and deviation. Cost of one hour (or kilometer)Calculation of price per 1 kilometer by user request Course angle and the distance between the two points on loxodrome (rhumb line).Calculation of a distance on loxodrome (rhumb line) and course angle (azimuth) between two points with a given geographical coordinates. Course angles and distance between the two points on the orthodrome(great circle)Calculates the distance between two points of the Earth specified geodesic (geographical) coordinates along the shortest path - the great circle (orthodrome). Calculates the initial and final course angles and azimuth at intermediate points between the two given. Distance CalculatorCalculate the distance between two geographic coordinates using the Haversine formula. Distance between two citiesThis online calculator measures the distance between two cities using latitude and longitude. Distance through the EarthThis calculator calculates the distance from one point on the Earth to another point, going through the Earth, instead of going across the surface. Earth Distance CalculatorThe Earth Distance Calculator is a handy tool for measuring the distance between two points on the Earth's surface, as well as the distance between those two points if they were connected by a straight tunnel through the Earth's core. Earth Radius by Latitude (WGS 84)This online calculator calculates Earth radius at given latitude using WGS 84 reference ellipsoid Flag Semaphore TranslatorThe calculator converts english phrase to the flag semaphore signal sequence, which can be used to communicate the phrase visually. Ford VIN decoder - Line informationThis calculator tries to extract car line information from supplied 5,6 and 7 positions of VIN number Fuel Consumption CalculatorThe Fuel Consumption Calculator takes in the distance traveled, tank capacity, average fuel consumption, and fuel price, and calculates the fuel consumption in liters or gallons, number of fuel tanks required, and cost of fuel. Fuel consumptionCalculates fuel quantity consumed by car with given driving given distance. Points of the compassThis online calculator outputs compass point given direction angle in degrees. Different compass roses (4, 8, 16, 32, 128-wind compass roses) are supported. Prospect distance from the ground and line of sight distance between two observersCalculates the prospect distance from height at observer and line of sight distance between two observers. Russia's regional registration platesThis online calculator determines Russia's region from car plate. Tidal gate calculator (Rule of twelfths)This calculator calculates tidal gates using the rule of twelfths, estimating the height of the tide at any time, given only the time and height of high and low water.
Analytical performance indicatorsCalculation of derived analytical indicators of time series Binomial distribution, probability density function, cumulative distribution function, mean and varianceThis calculator calculates probability density function, cumulative distribution function, mean and variance of a binomial distribution for given n and p Chande momentum oscillator indicatorDescription of Chande momentum oscillator indicator, drawing a graph on candles Cuba World Development Indicators 2016 - in memory of Fidel CastroThis calculator provides access to 752 world development indicators for Cuba imported from World Bank data at 2016. In memory of Fidel Castro. Double exponential smoothingDescription and example of the double exponential smoothing Events timelineThis online calculator analyzes and summarizes sequence of events on a timeline. It calculates days passed between events, as well as statistical data, e.g. a mean time between events, a variance and a deviation Exponential Moving AverageExponential Moving Average calculation by candles Exponential smoothingExponential smoothing theory Geometric Distribution. Probability density function, cumulative distribution function, mean and varianceThis calculator calculates geometric distribution pdf, cdf, mean and variance for given parameters Histogram BuilderThe Histogram Builder calculator allows users to input a set of numbers and generate a histogram, either by using the Sturgess, Scott or Freedman-Diaconis formula, or manually setting the number of groups. Histogram group numberSturges formula and other methods of determining the number of groups in histogram generation Hypergeometric Distribution. Probability density function, cumulative distribution function, mean and varianceThis calculator calculates hypergeometric distribution pdf, cdf, mean and variance for given parameters Indicators of variationsCalculation of variation - the coefficient of variation, dispersion, mean square deviation, etc. Jaccard indexThe Jaccard index refers to binary similarity coefficients and is a commonly used measure for analyzing the species composition of communities or samples in biological studies. This similarity measure is the intersection of sets. The calculator is designed primarily for biologists, but is universal for estimating the intersection of sets and can be applied to other, non-biological problems. Log-normal distributionIt calculates the probability density function (PDF) and cumulative distribution function (CDF) of long-normal distribution by a given mean and variance. Mann-Whitney testThis online calculator performs the Mann–Whitney U test (also called the Mann–Whitney–Wilcoxon (MWW), Wilcoxon rank-sum test, or Wilcoxon–Mann–Whitney test). Negative Binomial Distribution. Probability density function, cumulative distribution function, mean and varianceThis calculator calculates negative binomial distribution pdf, cdf, mean and variance for given parameters Number to ProbabilityThis online calculator takes a list of events along with number of times the particular event occurred and calculates the probability (and log probability) of each event by dividing event count to the total number of events. Paired Sample t-TestThis online calculator performs t-Test for the Significance of the Difference between the Means of Two Correlated Samples Palyi-Kownacki dominance indexThis calculator allows you to calculate species dominance using the two indicators most commonly considered in community analyses, species occurrence and abundance. Pearson correlation coefficientThe Pearson correlation coefficient calculator is a tool that allows users to input sets of paired random variables and calculate the correlation between them. Poisson Distribution. Probability density function, cumulative distribution function, mean and varianceThis calculator calculates poisson distribution pdf, cdf, mean and variance for given parameters Scatter diagramThis calculator constructs a scatter diagram (dot plot) that depicts the relashionship between two variables by putting each pair as point on the Cartesian plane. The values of variables are set as pairs of numbers separated by semicolons or tabs. Seasonal Indices for Quarterly DataThis online calculator calculates seasonal indices based on quarterly data using the method of simple averages Seasonal fluctuations. Seasonal indices. Method of simple averagesThe study of periodic (seasonal) fluctuations. Calculation of average seasonal indices by the method of simple averages. Simple Moving AverageSimple Moving Average calculation based on candles Spearman's Rank Correlation CalculatorThis online calculator calculates the Spearman's rank correlation coefficient, which is a measure of the degree of association between two ranked variables. Sсhorygin similarity coefficient for a series of samplesThis online calculator allows you to use a table of species distrubution in samples to calculate the Schorygin coefficient (or commonality coefficient of specific abundance) in pairs for each pair in a series of samples. Text fitnessThis online calculator computes text "fitness". That is, how similar the given text to other texts written in English language. Text fitness (version 2)This online calculator calculates measure known as fitness score, of how given text is similar to a typical English text. It uses frequencies of unigrams, bigrams and trigrams to calculate fitness score. The reference frequencies are calculated from Leipzig Corpora Collection and can be downloaded from http://practicalcryptography.com/cryptanalysis/text-characterisation/quadgrams/. The less value you get, the better. Text fitness (version 3)This online calculator calculates measure known as fitness score, of how given text is similar to a typical English text. It uses logarithms of probabilities with normalization to calculate fitness score. The reference frequencies are calculated from Leipzig Corpora Collection and can be downloaded from http://practicalcryptography.com/cryptanalysis/text-characterisation/quadgrams/. The less value you get, the better. Time Series Autocorrelation function (ACF)This online calculator computes autocorrelation function for given time series and plots correlogram Triple exponential smoothingDescription and examples of triple exponential smoothing Two sample t-TestThe calculator to perform t-Test for the Significance of the Difference between the Means of Two Independent Samples Weighted moving averageWeighted moving average calculation by candles Z-score from P-valueThis online calculator calculates z score from p value
Erlang Traffic CalculatorThe Erlang calculator computes the amount of telecommunications traffic, measured in Erlangs. Morse Code Converter: Translate and Decode MessagesOur Morse Code Converter is a versatile tool designed to convert text to Morse code and vice versa. Morse-ify and Modify.The calculator transforms text into Morse code and then replaces dots and dashes with user-specified symbols. This can be a fun way to create unique messages that can be shared with friends and family. Users can choose any symbols they want to replace dots and dashes with, making the messages even more personalized. Number of agents in a call centerThe calculator works out number of call center agents using Erlang C formula for given call load and service level. PBX channel number calculationCalculates number of PBX telecommunications channels for given traffic load using Erlang B and Engset algorithms VOIP call bandwidthThe calculator works out bandwidth required to handle given number of VOIP calls with given audio codec.
Area ConverterThis online calculator is designed to convert between different units of area. Beaufort scaleConversion between wind speed measurement units including Beaufort numbers, km/h, m/s, mph, fps. Conversion between imperial and metric units of areaThese calculators convert imperial to metric and metric to imperial units of area Conversion of pounds into inchesConversion of old pounds artillery caliber into more modern inches and millimeters Cubic meters of woodThis calculator calculates the volume in cubic meters from unit sizes and number of units and vice versa Degrees-minutes-seconds to decimal degrees conversion and vice versa.This online calculator converts the value of an angle given in the degrees-minutes-seconds to degrees, expressed in decimal fraction and back from decimal fraction to degrees-minutes-seconds. Digital image size in pixels and photo print sizeThis article is about the relation between an image size in pixels and a photographic print size. First, it recommends the photographic print size for given digital image dimensions in pixels. Second, it finds the resulting pixels per inch value for a printed digital image with known linear and pixel dimensions. Display aspect ratio and dimensionsThis online calculator finds screen dimensions - height, width and area, given the diagonal value and aspect ratio. Exotic length unitsConverter from exotic length units to meters Expressing length through different unitsCalculator expresses a given length through the different units. Height in the old Russian system of measuresThis calculator computes height expressed in the old Russian measure system units: arshins and vershoks Imperial to Metric and Metric to Imperial measures of length converterThe calculators below convert units of length from Metric to Imperial and from Imperial to Metric and display results as fractional values and as composite values. Inches to Pixels and Pixels to Inches ConverterThe Inches to Pixels and Pixels to Inches Converter is a simple online calculator that allows you to convert measurements between inches and pixels based on the provided resolution in pixels per inch. MPG to L/100 km Conversion CalculatorThis online calculator converts miles per gallon to liters per 100 kilometers Nautical Units ConverterThis calculator converts various nautical measurement units. It includes conversions for speed and distance units. For speed, it can convert knots to miles per hour, kilometers per hour, feet per second or meters per second. For distance, it can convert nautical miles to miles, kilometers, cables, leagues, meters or feet. Number of flagstones to units of area and vice versaThese calculators convert entered number of flagstones to area size and vice versa - calculate number of flagstones needed to cover entered ara size. Metric and imperial units are supported Plane angles measurement systems Pounds to kilograms conversion and vice versaThis online calculator can be used for conversion of kilograms to pounds, ounces and grains as they are used in USA or UK. Pressure units converterCalculator which converts units of pressure Russian Length Unit ConverterThe calculators presented in this article are capable of converting units of length between the old Russian system of measurement and the metric system. Speed ConverterThis is a simple conversion calculator for converting between meters per second and kilometers per hour. The Decimal to Binary, Hexadecimal, and Octal ConverterThe Decimal to Binary, Hexadecimal, and Octal Converter is a versatile calculator that allows you to effortlessly convert decimal numbers to binary, hexadecimal, and octal notations. Ton-kilometer. Conversion based on the cost of a kilometerCalculation of a cost of ton-kilometer Wooden Pack Volume CalculatorThis online calculator calculates the total volume and price of the pack from the dimensions and quantity of one unit, and price per cubic meter
A1Z26 cipherA1Z26 is very simple direct substitution cypher, where each alphabet letter is replaced by its number in the alphabet. A2Z52 encoder/decoderThis online calculator allows users to encode and decode messages using the A2Z52 cipher. Atbash cipherThis calculator allows you to encrypt and decrypt text with Atbash method Caesar cipher with numbersThis online calculator applies Caesar cipher not only to the letters, but to the numbers as well. Numbers expands the alphabet and are included to the rotations. Other symbols except letters and numbers are not transformed. Gravity Falls Author's symbol substitution cipher decoderThis online calculator can decode messages written in the Author's symbol substitution cipher Gravity Falls Bill's symbol substitution cipher decoderThis online calculator can decode messages written with Bill's symbol substitution cipher Index of CoincidenceThis online calculator calculates index of coincidence (IC, IOC) for the given text Isogram checkerThis online calculator can check if a word/phrase is an isogram. Kasiski testThis online calculator performs Kasiski examination of an entered text using trigrams in attempt to discover a key length Least Significant Bit steganographyThe first online calculator on this page uses a Least Significant Bit steganographic method to hide a message in a digital image. The second online calculator reveals the message hidden by the first calculator. PATHFINDER cipher checkerThis online calculator decrypts digits encrypted by PATHFINDER type of cipher. Pangram checkerThis online calculator can check if a phrase is a pangram. Pigpen cipher decoderThis online calculator can decode messages written in the pigpen cipher Rail fence cipherThis article contains two calculators, first can be used to encode message with the rail fence cipher, second can be used to crack message encoded with the rail fence cipher by brute force. Decoded simply outputs decoded message for different number of "rails". Standard Galactic Alphabet decoderThis online calculator can decode message written with standard galactic alphabet symbols Substitution cipher decoderThis online calculator tries to decode substitution cipher without knowing the key. It uses genetic algorithm over text fitness function to break the encoded text. Note that you may need to run it several times to find completely accurate solution. The calculator logic is explained below the calculator. Vigenère cipher breakerThis online calculator tries to decode Vigenère cipher without knowing the key. It uses the index of coincidence technique.
Shadow lengthGives a vertical object shadow length for given coordinates and time. Also calculates shadow growth during whole day. Sunrise and sunset timeThis online calculator is intended for sunrise and sunset time calculation for given place and date. The calculator algorithm is obtained from the great book of Oliver Montenbruck and Thomas Pfleger "Astronomy on the Personal Computer".
ABV (Alcohol by volume)This online calculator estimates alcohol by volume (abv) based on original and final specific gravity values. Acid-base titration curvesThis online calculator builds theoretical titration curves for monoprotic acids and bases Alcohol amount in the aqueous alcohol solutionDefines the mass and volume concentration of ethanol in the solution of two liquids with different levels of alcohol. Chemical equation balancerThis online calculator balances equations of chemical reactions using algebraic method. Concentration of analyte with uncertainty analysis for replicate titrationsThis online calculator calculates the molarity of a solution from replicate titrations data. It also performs uncertainty analysis and displays result with the uncertainty. Convert grams to liters and liters to gramsThis online calculator converts grams to liters and liters to grams given a gas formula. It uses molar volume of a gas at STP (standard temperature and pressure) Convert grams to moles and moles to gramsThis grams to moles/moles to grams calculator converts between moles and grams using a formula of a substance. Convert moles to liters and liters to molesThis online calculator converts moles to liters of gas and liters of gas to moles at STP (standard temperature and pressure). Density of oilRecalculation of the density of oil for different temperature and pressure values. Formulas are taken from Russia's GOST R 8.610-2004. "State system for ensuring the uniformity of measurements for the density of oil. The tables for recalculation" standard Dilution calculator and problems solverThis online calculator can calculate the molar concentration (molarity) of a solute or volume of a solution before or after the dilution. Dilution of solutionsThis online calculator allows you to find one of four parameters: volume before dilution, molar concentration before dilution, volume after dilution, molar concentration after dilution - based on the other three. It is intended for solving problems on dilution of solutions. FertilizingCalculates an additional amount of potassium chloride to achieve the standards when adding other potassium fertilizers. Finding the reactions for the chain of transformationsThis online calculator attempts to find reactions for an entered list of substances using its database of chemical reactions. Mixing solutions of different concentrationsThe concentration of a chemical in a solution can be reduced by mixing it with a less concentrated solution of the same substance. The calculator below allows you to determine the proportions in which two solutions need to be mixed to obtain the desired concentration. Molar Mass CalculatorCalculate the molar mass of a substance given its chemical formula. The calculator also provides information on the individual elements in the formula. Molar mass of the substanceCalculates the molar mass of the substance using atomic mass units from the periodic table Molar volumeThis calculator calculates the molar volume of an ideal gas at different conditions (temperature and pressure) Molarity calculatorThis online calculator can calculate the molar concentration of a solute in a solution, or mass of a solute in a solution with a specific molar concentration. Peptide calculatorPeptide calculator Peptide dissolution calculatorPeptides dissolution calculator Peptides dissolution calculator.Peptides dissolution calculator. Raoult's Second law and the freezing temperature.Calculation of boiling point and crystallization (freezing) of non-electrolyte solutions. The Chemical Reaction Search CalculatorThe Chemical Reaction Search Calculator is a powerful tool that allows users to search a database of over 500 non-organic chemistry reactions commonly found in student textbooks. pH of a solution calculatorThese online calculators calculate the pH of a solution. There are two calculators – one for either strong acid or strong base, and another for either weak acid or weak base.
2D Bin Packing Problem SolverThis online calculator tries to solve an offline two-dimensional (2D) bin packing problem using Maximal Rectangles heuristic algorithm 2D Strip Packing Problem Solution using Genetic AlgorithmEfficiently Solve the 2D Offline Strip Packing Problem with Our Genetic Algorithm Calculator Bell triangleThis online calculator constructs the Bell triangle for the given number of rows. Bin packing problemCalculator solves bin packing problem by different heuristic algorithms. Created at the request of the user. Bin packing problem 2Calculator solves bin packing problem with different heuristic algorithms and gives you a best. Created at the user's request. Combination By Lexicographical IndexThis online calculator finds combination by index in lexicographically ordered set. Combinations generatorThis combinations calculator generates all possible combinations of m elements from the set of n elements. Combinatorial number systemThis online calculator represents given natural number as sequences of k-combinations, referred as the combinatorial number system of degree k (for some positive integer k), aka combinadics Combinatorics – combinations, arrangements and permutationsThis calculator calculates the number of combinations, arrangements and permutations for given n and m Combinatorics. Permutation generator from n to m without repetitionsCombinatorics. Permutation generator from n to m without repetitions Combinatorics: Permutation Generator with RepetitionsGenerate permutations with repetitions from n to m elements using this calculator for combinatorial analysis. Factor Pairs GeneratorThis calculator generates all pairs of factors for given integer. Generator of combinations that satisfy a conditionFor elements with weights this calculator can filter out all combinations where total weight is under the specified limit. Integer partitionThis online calculator generates all possible partitions of an entered positive integer. Jaccard / Tanimoto coefficientThis online calculator measures the similarity of two sample sets using the Jaccard / Tanimoto coefficient Making up words out of the syllablesCalculator sorts out all combinations of syllables to make words. English homework helper. Multiway Number PartitioningThis online calculator searches for the solution of the multiway number partitioning optimization problem using the Complete Greedy Algorithm. Narayana Algorithm For Next Lexicographic PermutationThis online calculator implements Narayana algorithm to generate the next permutation in lexicographic order Participant Placement CalculatorThe Participant Placement Calculator generates a list of routes for participants given the number of starting positions and participants. Permutations calculatorThis online calculator generates all permutations for the specified set of elements. Note that the total number of permutations is the factorial of the number of elements in the set - for a large number of elements, the calculation will take a significant amount of time. Restricted Growth Strings GeneratorThis online calculator generates restricted growth strings for the given size Selection of distributionThis calculator arranges a given set of numbers in an order in which all sums of some set of combinations fall within a given range. Set Combinations CalculatorThe calculator is a combination generator that creates all possible combinations of items from different sets, and lists them in a table with columns labeled by set names and rows representing each combination. Set partitions generatorThis online calculator generates all possible partitions of a given set. Stirling numbers of the second kindThis online calculator outputs Stirling numbers of the second kind for the given n Student Seating Chart GeneratorGenerate seating chart combinations based on students' seating preferences using a genetic algorithm. Team Combinations GeneratorThis online calculator generates all combinations of teams for a given number of players and team size, so that everyone can play with and against everyone. Team combinations, with conditions such as team roles and limitsThis online calculator generates all possible combinations of creating a team using limiting conditions like team roles and limits Tips and tricks #11: Dynamic table columnsThis article describes how to work with dynamic columns in your calculator
Continued fractionThe calculator represents a fraction as continued fraction Egyptian Fraction to Rational Number ConverterThe Egyptian Fraction Calculator is a tool that converts an Egyptian fraction into a rational number. Egyptian fractionsThe calculator converts decimal number or simple fraction to Egyptian fraction. Fermat primality testThe calculator tests an input number by a primality test based on Fermat's little theorem. Miller–Rabin primality testThe calculator checks whether or not a number is prime by Miller-Rabin primality test Modular arithmeticThis modulo calculator performs arithmetic operations modulo p over a given math expression. Modular exponentiationThe calculator performs modular exponentiation of big numbers. Prime numbers. Sieve of EratosthenesThe calculator finds prime numbers using "Sieve of Eratosthenes" method. Relation between two numbersDifferent relations between two numbers. Created by user's requst Roman and Decimal Number ConverterThis calculator can convert numbers ranging from 1 to 3999 between Roman numerals and decimal numbers. SexagesimalSexagesimal number converters. The calculator converts sexagesimal number to rational or decimal and vice versa.
Distinct degree factorizationThe calculator finds distinct degree factors of a polynomial in finite field Greatest common divisor of several polynomialsThe calculator gets GCD of several univariate polynomials at a time. Lagrange polynomial calculatorThis online calculator builds Lagrange polynomial for a given set of points, shows a step-by-step solution and plots Lagrange polynomial as well as its basis polynomials on a chart. Also, it can interpolate additional points, if given Partial fraction decompositionThe calculator decomposes a polynomial fraction to several fractions with a simpler denominator. Polynomial Greatest Common DivisorThe calculator gives the greatest common divisor (GCD) of two input polynomials. Polynomial Taylor ShiftThe calculator evaluates Taylor shift of the given polynomial using Shaw and Traub algorithm. Polynomial addition /subtractionThe calculator performs polynomial addition or subtraction Polynomial factorizationThe calculator finds all factors of a polynomial with rational coefficients Polynomial factorization in a finite fieldThe calculator finds factors of a polynomial using Cantor-Zassenhaus algorithm Polynomial factorization modulo pThe calculator finds polynomial factors modulo p using Elwyn Berlekamp algorithm Polynomial factors as formulaThis supplementary calculator is intended for representation input univariate polynomial factors as math formula. Polynomial fast exponentiation in finite fieldThe calculator raises a polynomial to a power in finite field. Polynomial integralThe calculator integrates a univariate polynomial and calculates an integration constant by a point. Polynomial mathThe calculator evaluates a polynomial expression. The expression contains polynomials and operations +,-,/,*, mod- division remainder, gcd - greatest common divisior, egcda, egcdb, lc, deg, pp, content, monic functions. ResultantThe calculator gives the resultant of two univariate polynomials. It also displays the Silvester matrix. Square-free polynomial factorization in finite fieldThe calculator finds all square factors of polynomial in finite field. Synthetic divisionSynthetic division is a simplified way of dividing a polynomial using only the coefficients of the terms in the polynomial. It is a shortcut method that avoids the need for long division or the use of the polynomial remainder theorem. The Newton Polynomial InterpolationThis online calculator constructs Newton interpolating polynomial for given data points. The calculator also shows general form and simplified form, interpolates additional points, if entered, and plots a chart The discriminantThis online calculator calculates the discriminant of the quadratic polynomial, as well as higher degree polynomials
Characteristic polynomialThis online calculator calculates coefficients of characteristic polynomial of a square matrix using Faddeev–LeVerrier algorithm Cramer's Rule Linear Equations SolverThis online calculator takes a system of linear equations and applies Cramer's rule to solve it, showing all intermediate steps in the process. Decomposition of a square matrix into symmetric and skew-symmetric matricesThis online calculator decomposes a square matrix into the sum of a symmetric and a skew-symmetric matrix. Extended polynomial Greatest Common Divisor in finite fieldThe calculator computes extended greatest common divisor of two polynomials in finite field Gaussian elimination in complex numbersSolve complex coefficient linear equation system. Linear recurrence with constant coefficientsThis online calculator calculates a given number of terms of a linear recurrence sequence (constant-recursive sequence) and also their sum in cumulative total. Matrix Determinant CalculatorThe calculator computes the determinant of a matrix. Matrix InverterA matrix inverse calculator using Gauss-Jordan algorithm. Matrix Multiplication CalculatorPerform matrix multiplication by entering the elements of two matrices. The calculator will compute the product matrix. Matrix RankThis online calculator determines the rank of a given matrix Matrix TransposeThe transpose of a matrix is an operator which flips a matrix over its diagonal; that is, it switches the row and column indices of the matrix A by producing another matrix, often denoted by Aᵀ Matrix triangulation calculatorsMatrix triangulation using Gauss and Bareiss methods. Modular inverse of a matrixThis calculator finds the modular inverse of a matrix using adjugate matrix and modular multiplicative inverse Reduced Row Echelon Form (RREF) of a matrix calculatorThis online calculator reduces a given matrix to a Reduced Row Echelon Form (rref) or row canonical form, and shows the process step-by-step Solution of nonhomogeneous system of linear equations using matrix inverseThe solution of a nonhomogeneous system of linear equations using matrix inverse
3x3 Equation SolverThis calculator is designed to solve systems of three linear equations. Area de la Sombra de un ObjetoEl área de la sombra se refiere a la de un objeto cuadrado o rectangular. Bisection methodThe bisection method in mathematics is a root-finding method that repeatedly bisects an interval and then selects a subinterval in which a root must lie for further processing. The method is also called the interval halving method. Completing the squareThis online calculator allows you to use completing the square technique to complete the square. Complex numbersThe calculator displays complex number and its conjugate on the complex plane, evaluate complex number absolute value and principal value of the argument . It also demonstrates elementary operations on complex numbers. Complex polynomial value calculationThe calculator evaluates polynomial value. The polynomial coefficients can be either real or complex. Determinant by Gaussian eliminationFinding matrix determinant using Gaussian elimination in complex, rational or real numbers. Determinant of 3x3 matricesThis calculator calculates the determinant of 3x3 matrices Eigenvalue calculatorThis online calculator computes the eigenvalues of a square matrix up to the fourth degree by solving the characteristic equation. Eigenvector calculatorThis online calculator computes the eigenvectors of a square matrix up to the 4th degree. Evaluating expressionsThis online calculator substitutes a specific value for each variable, and performs the operations, evaluating the given expression. FOIL CalculatorThis online calculator shows steps to multiply two binomials using the FOIL method (or the FOIL mnemonic) Factoring trinomialsThis is factoring trinomials calculator, in other words, the calculator which can factor trinomials given the three terms of the trinomial. False position methodThe false position method is a root-finding algorithm that uses a succession of roots of secant lines combined with the bisection method to approximate a root of a function f. First Degree Equation SolverThis calculator solves the first degree equations with one variable - the kind that is given in elementary school. Geometric progressionThis calculator computes n-th term and sum of geometric progression Geometric progression. The common ratio and the first termFinding the common ratio and the first term the geometric progression for two adjacent terms. Hill cipherThis calculator uses Hill cipher to encrypt/decrypt a block of text. Linear approximationThis online calculator derives the formula for the linear approximation of a function near the given point, calculates approximated value and plots both the function and its approximation on the graph Modular Multiplicative Inverse CalculatorThis inverse modulo calculator calculates the modular multiplicative inverse of a given integer a modulo m. Modulo over rational numbersThe calculator performs modulo division over rational dividend and rational divisor. Newton's methodThis online calculator implements Newton's method (also known as the Newton–Raphson method) for finding the roots (or zeroes) of a real-valued function. Polynomial Multiplication CalculatorThe polynomial multiplication calculator takes two univariate polynomials, each represented as a set of coefficients, and multiplies them together to generate the resulting polynomial. Polynomial divisionThis calculator divides one polynomial by another polynomial. Polynomial power expansionThe calculator expands n-th power of a given polynomial. Polynomial root isolationThe calculators isolates real roots of the input univariate polynomial using Sturm and VAS-CF methods. Polynomial rootsThe calculator solves polynomial roots of any degree. For small degree polynomials analytic methods are applied, for 5-degree or higher the polynomial roots are estimated by numerical method. Quadratic Equation SolverThe quadratic equation calculator accepts the coefficients a, b, and c of a quadratic equation in the standard form, and then calculates the roots of the equation, including complex roots. The formulas can be found below the calculator. Quartic equation solutionThis calculator produces quartic equation solution using resolvent cubic. Secant methodThe secant method is a root-finding algorithm that uses a succession of roots of secant lines to better approximate a root of a function f. A brief secant method description can be found below the calculator Squarefree polynomial factorizationThe calculator extracts square factors from the input polynomial. Standard form polynomialThe calculator converts a multivariate polynomial to the standard form. Stirling's approximation of factorialOnline calculator computes Stirling's approximation of factorial of given positive integer (up to 170!) The rational number as a fractionThis online calculator writes the rational number as a fraction (the ratio of two integers), using the formula of infinite geometric sequence. Trial Division Integer Factorization CalculatorThis online calculator performs integer factorization using the trial division method to determine the prime factors of a given number Two Buckets Puzzle CalculatorThis online calculator finds a solution for a variation of two buckets puzzle where you need to fill a tank with certain volume. Two-Variable Linear Equation SolverThis calculator solves a system of equations of first degree with two unknowns. You enters six coefficients, it finds the values of the unknowns and detects cases of no solution or infinite solutions. nth root algorithmThis online calculator implements nth root algorithm to find the principal nth root of a positive real number.
3D Vector Dot Product CalculatorThis online calculator calculates the dot product of two 3D vectors 3d coordinate systemsTransforms 3d coordinate from / to Cartesian, Cylindrical and Spherical coordinate systems. Altitude of a triangleThis online calculator computes the altitude length of a triangle, given the lengths of sides of a triangle. Angle between two vectorsThis online calculator finds the angle between two vectors Angle bisector of a triangleThis online calculator computes the length of angle bisector given the lengths of triangle edges Angular size, linear size, and distanceThese calculators computes value of angular size or linear size or distance from the other two's Apparent length from angular sizeThis online calculator converts angular size of distant object to its apparent length, or, in other words, the length of obstacle needed to block that distant object from view, if obstacle placed at some known distance before our eyes. Arc length calculatorThis universal online calculator can find arc length of circular segment by radius and angle, by chord and height and by radius and height. Area of a convex quadrilateral. Example of creating a calculator.This online calculator calculates area of a convex quadrilateral given diagonal values and value of angle between them. Article also describes the process of creating a calculator. Area of a quadrilateralThis article lists several calculators to compute the area of a quadrilateral Area of a rectangle by coordinatesThis online calculator calculates area of a convex quadrilateral (rectangles too) given coordinates of four vertices (corners) Area of an irregular quadrangle with the given sidesCalculates an area of an irregular quadrangle with the given sides Area of triangle by coordinatesThis calculator determines the area of a triangle using its vertex coordinates in the cartesian coordinate system. Area-to-Radius CalculatorThis online calculator calculates the radius of a circle from the given area of a circle. Ball Volume to Radius CalculatorThis calculator calculates the radius of a ball from its volume. Calculation of the edge cut margin to obtain an octagonal faceThis online calculator calculates the indentation of the beginning of the cut along the edge of a square in cross-section bar to obtain a regular octagon at the base (the end is a regular octagon). Center of mass of a triangleThis online calculator finds the centroid, or barycenter (center of gravity) of a triangle by the coordinates of its vertices Circle formulasCircle formulas Circular sectorCalculates area, arc length, perimeter, and center of mass of circular sector Circular segmentHere you can find the set of calculators related to circular segment: segment area calculator, arc length calculator, chord length calculator, height and perimeter of circular segment by radius and angle calculator. Circumcircle of a triangleThis online calculator determines the radius and area of the circumcircle of a triangle given the three sides CollinearityThis online calculator finds if points are collinear given their coordinates Collinearity of vectors in 2d spaceThis online calculator determines if 2d space vectors are collinear Cone Cone developmentCalculator of right circular cone / truncated right circular cone development Construction Volume CalculatorThe Construction Volume Calculator allows you to calculate the total volume of a construction project by specifying the volume of various prisms (or rectangular cuboids) and subtracting any volumes you wish to exclude. Counting pipes from the end faceThe approach to the calculation of the number of nested circles of smaller radius at a known length of the describing circle of a larger radius. Created by user request Cross Product CalculatorThe Cross Product Calculator computes the cross product of two vectors in three-dimensional space and provides a visual representation of the result in a Cartesian coordinate system. Cube Calculator: Volume, Surface Area, and Sphere RadiiThe calculator is designed to provide various measurements related to a cube based on its side length. It can calculate the volume, surface area, circumscribed sphere radius, inscribed sphere radius, and the radius of the sphere tangent to edges. Cutting a circleTwo ways to cut a circle into equal parts : sector cuts and parallel cuts. Cylinder Cylindrical Tank Volume CalculatorUse this calculator to determine your cylindrical tank volume in cubic inches and gallons even if one or both ends are rounded. Especially useful if you've cut the tank in length. If you've got a flat end just leave it blank or enter 0. Cylindrical tank volumeCylindrical tank volume EllipsoidCalculates ellipsoid and spheroid volume and surface area. Equation of a circle calculatorThis circle equation calculator displays a standard form equation of a circle, a parametric form equation of a circle, and a general form equation of a circle given the center and radius of the circle. Formulas can be found below the calculator. Equation of a circle passing through 3 given pointsThis online calculator finds a circle passing through three given points. It outputs the center and radius of a circle, circle equations and draws a circle on a graph. The method used to find a circle center and radius is described below the calculator. Equation of a line passing through two points in 3dThis online calculator finds equation of a line in parametrical and symmetrical forms given coordinates of two points on the line Equation of a plane passing through three pointsThis online calculator calculates the general form of the equation of a plane passing through three points Equations of the line of intersection of two planesThis online calculator finds the equations of a straight line given by the intersection of two planes in space. The calculator displays the canonical and parametric equations of the line, as well as the coordinates of the point belonging to the line and the direction vector of the line. Equilateral triangleThis online calculator calculates characteristics of the equilateral triangle: the length of the sides, the area, the perimeter, the radius of the circumscribed circle, the radius of the inscribed circle, the altitude (height) from single known value Exceedance in horizontal extent and slope angle taking into account measurement errorThis online calculator allows you to calculate the exceedance by taking into account the mean square error of the horizontal strike and slope measurements. Find the distance and midpoint between two pointsThis online calculator finds the distance and midpoint between two points in cartesian coordinates. Find the intersection of two circlesThis online calculator finds the intersection points of two circles given the center point and radius of each circle. It also plots them on the graph. Function PlotterThe calculator plots entered functions on the single coordinate plane. General to Standard Form Circle ConverterThe calculator takes the equation of a circle in general form, with variables for x, y, and constants a, b, c, d and e, and converts it to the standard form equation for a circle with variables h, k, and r. It then calculates the center of the circle (h, k) and its radius r. If the equation cannot be converted to standard form, the calculator reports an error message. Heron's formula calculatorThis calculator calculates the area of a triangle using Heron's formula. This formula gives the area of a triangle from the lengths of all three sides. The formula can be found below the calculator. Hip roof calculatorThis calculator will help you estimate hip roof parameters, including rafters and roof area How many circles of radius r fit in a bigger circle of radius RThis calculator estimates how many circles of radius r can be placed inside another circle of radius R. Inverse trigonometric functionsThis calculator determines values of inverse trigonometric functions (arcsine, arccosine, arctangent, arccotangent, arcsecant, arccosecant) and outputs it with different measurement units (degrees, radians, minutes, etc) Involute of an angleInvolute of an angle calculator and finding an angle by the given involute. Is a point in a triangle?The calculator determines if an arbitrary point lies inside 2D triangle. The triangle is defined by 3 cartesian coordinate pairs. Isometric projection of a vectorThis online calculator draws isometric projection of a vector, giving its coordinates in 3D space. Level of liquid in the cylindrical tank, AKA Quarter-Tank ProblemThis online calculator finds the height above the bottom of a horizontal cylinder (such as a cylindrical gas tank) to which the it must be filled for it to be full at specified percentage (for example, one quarter full amounts) Magnitude of a VectorThis online calculator calculates the magnitude of a vector Median of a triangleThis online calculator computes the median of a triangle given triangle sides Pipe cold bending. Flexure depth with the main shaft.Calculates the section flexure depth with pipe bender or bending machine to obtain given parameters. Polygon areaAn online calculator calculates a polygon area, given lengths of polygon sides and diagonals, which split polygon to non-overlapping triangles. Pythagorean theorem calculatorOur Pythagorean Theorem Calculator can be used to find the missing side length of a right triangle by inputting the lengths of two known sides. Quad Pyramid Surface Area CalculatorThis online calculator calculates the surface area of a quadrilateral pyramid using the lengths of its bases and one of the following parameters: length of the edge, angle of inclination of the faces, or height of the pyramid. Rectangle Area CalculatorThe calculator is a useful tool for calculating the total area of a set of rectangles. Rectangle intersectionThis online calculator displays result of intersection of two rectangles Rectangular Area CalculatorThe Rectangular Area Calculator computes the area of a rectangle based on two inputs: one side length and the length of the diagonal. Regular Circumcircle Polygon Area CalculatorThe calculator calculates the area of a regular polygon given the circumradius and number of sides and displays it along with the area of the circumcircle. Regular Polygon Incircle and Circumcircle CalculatorThis page presents two online calculators: the Incircle of a regular polygon calculator and the circumcircle of a regular polygon calculator. Regular polygon, number of sides and length of side from incircle and circumcircle radiiThis online calculator finds number of sides and length of side of regular polygon given the radii of incircle and circumcircle Side length of the regular polygonCalculates the side length of the regular polygon circumscribed or inscribed to a circle. Created by user's request Side of regular polygon from polygon areaCalculates the side length of regular polygon given the area of the regular polygon and number of sides Sine Law CalculatorThis online calculator determines the lengths of triangle sides given one side and two angles using the law of sines. Sine wave calculatorConstruction of a sine wave with the user's parameters Sphere CalculatorCalculate the Volume and Surface Area of a Sphere with our online calculator Sphere Volume and Radius CalculatorThis calculator is a two-in-one tool that can be used to find the volume of a sphere given its radius, or the radius of a sphere given its volume. Spherical cap and spherical segmentThis calculator computes volume and surface area of spherical cap and spherical segment Spherical sectorCalculates surface area and volume of Spherical sector by radius and height Table of distances between pointsThis online calculator builds a pairwise table of distances between points using the entered point coordinates. The Rectangle Area Calculator with Perimeter ConditionThe Rectangle Area Calculator with Perimeter Condition is a helpful tool designed for solving math problems that involve calculating the area of a rectangle under specific perimeter conditions. The area of a convex polygon from the coordinates of the vertices on the planeThis online calculator calculates the area of a convex polygon from the coordinates of the vertices. A convex polygon is built from the vertices using the Jarvis March Algorithm (or Gift Wrapping Algorithm) The diagonals of a parallelogramCalculator computes the diagonals of a parallelogram and adjancent angles from side lengths and angle. The length of arc of an Earth's parallel at a given latitudeThis online calculator converts the arc length of an Earth's parallel at a given latitude from degrees to meters. Triangle Angle CalculatorThe Triangle Angle Calculator is a tool that calculates the angles of a triangle given the length of its sides. Triangle Area CalculatorThis calculator is designed to find the area of a triangle using different formulas, depending on the available information about the triangle. Triangle Incircle Calculator: Radius, Area, and RatioThe Triangle Incircle Calculator is a tool that allows you to determine the properties of the incircle of a triangle based on its side lengths. By entering the lengths of the three sides, this calculator calculates the radius and area of the incircle, which is the largest circle that can fit inside the triangle. Triangle Side Length Calculator using Law of CosinesThe calculator calculates the length of the third side of a triangle using the law of cosines, given the length of two sides and the angle between them. Triangle values by coordinates of verticesThis online calculator calculates a set of triangle values: length of sides, angles, perimeter, and area by coordinates of its vertices Trigonometric functionsThis online calculator computes the values of elementary trigonometric functions, such as sin, cos, tg, ctg, sec, cosec for an angle, which can be set in degrees, radians, or grads. TrilaterationThis online calculator solves the problem of trilateration - determining the coordinates of a point by the distance from that point to three other points with known coordinates. Two arguments arctangentThe calculator gives an angle between positive axis x and the ray to the given point from point 0. The result corresponds to atan2 function, implemented in many computer languages and math libraries. Vector Addition CalculatorThis online calculator performs vector addition and displays vectors and vector sum graphically. Volume of an elliptical paraboloidThis online calculator calculates the volume of an elliptical paraboloid by the height and length of the semi-axes (or radius in the case of a paraboloid of revolution). Volume of liquid in a tilted tank with hemispherical headsCalculates volume of liquid in an inclined cylindrical tank with hemispherical ends.
Derivative of a function raised to the power of itselfA function is raised to a degree of itself a given number of times and then the derivative is taken. The limit of the function at the given pointThis calculator calculates the limit of the function at a given point numerically. It calculates the limit of the function well as x approaches to the specified value. It's not suitable for calculating the limits when x goes to infinity. Volume of the hemisphere cut at an angleVolume of hemisphere asymmetrically cut by a flat plane under a given angle.
Angle in degrees to time units and vice versaThis online calculator converts angle between degrees and time units (i.e. hours). AntilogarithmAntilogarithm calculator Arithmetic progressionThis online calculator computes the last nth term of arithmetic progression and the sum of the members Arithmetic sequence calculator and problems solverThis online calculator solves common arithmetic sequences problems. Aztec Numerals: Decimal to Aztec Number ConverterTranslate decimal numbers into Aztec numbers using this calculator. The Aztec numeral system is based on 20 and uses specific symbols for each power of 20. Bayes’ theoremThis online calculator calculates posterior probabilities according to Bayes’ theorem. Bernoulli trials tableThis online calculator calculates probability of k success outcomes in n Bernoulli trials with given success event probability for each k from zero to n. Binary Coded Decimal (BCD)This online calculator converts decimal number to binary code in BCD notation and vice versa Binary numbers calculatorThis calculator supports common mathematical operations over binary numbers: addition, subtraction, division, and multiplication. Bézout coefficientsThis online calculator computes Bézout's coefficients for two given integers, and represents them in the general form Centered Moving AverageThis online calculator calculates centered moving average, which is used instead of moving average then number of periods is even Column method for multiplying numbersCalculator shows results of the column method for multiplying numbers, can be used to check answers Complex Fraction SimplifierThis online calculator evaluates arithmetic expressions with common or complex fractions. Converting degrees to radians and vice versaConverts degrees, minutes and seconds to radians and radians to degrees, minutes and seconds Coprime integers and pairwise coprime integersThis calculator checks if the entered numbers are coprime and pairwise coprime Covariance calculatorThis online calculator computes covariance between two discrete random variables. It also shows the expected value (mean) of each random variable. You can find the formula used for the calculation of covariance below the calculator. Cryptarithmetic puzzle solverThis calculator is a solver of cryptarithmetic puzzles. A cryptarithmetic puzzle is a number puzzle in which a group of arithmetical operations has some or all of its digits replaced by letters or symbols, and where the initial digits must be found. In such a puzzle, each letter represents a unique digit. Cubic equationSolution of cubic equation using Vieta's formulae. Created by user request Curve fitting using unconstrained and constrained linear least squares methodsThis online calculator builds a regression model to fit a curve using the linear least squares method. If additional constraints on the approximating function are entered, the calculator uses Lagrange multipliers to find the solutions. Cylindrical Tank Inner Volume CalculatorThis online calculator calculates the useful inner volume of a cylindrical tank based on its outer dimensions, length, and diameter and wall thickness. DerivativeIt finds one variable function derivative. Step by step differentiation solution is also provided. Division of factorialsThis online calculator solves factorial division problems when you have factorials in the numerator and denominator. Egyptian numbersThe calculator displays a number in ancient Egypt hieroglyphs. Multiple numbers are recognised as Egyptian fraction. Equation of a line given two pointsThis online calculator finds the equation of a line given two points on that line, in slope-intercept and parametric forms Estimated Mean of a PopulationThis online calculator allows you to estimate mean of a population using given sample Euler methodThis online calculator implements Euler's method, which is a first order numerical method to solve first degree differential equations with a given initial value. Explicit Runge–Kutta methodsThis online calculator implements several explicit Runge-Kutta methods so you can compare how they solve first degree differential equation with a given initial value. Extended Euclidean algorithmThis calculator implements Extended Euclidean algorithm, which computes, besides the greatest common divisor of integers a and b, the coefficients of Bézout's identity FactorialThis online calculator calculates factorial of a positive integer. Practically unlimited positive integer. In fact, it is limited only by the time you are willing to wait until calculation completes. I was patient enough to wait for 100000! Fixed-point iteration methodThis online calculator computes fixed points of iterated functions using the fixed-point iteration method (method of successive approximations). Fraction Simplifier Calculator: Simplify Fractions to Lowest TermsThe Fraction Simplifier Calculator employs the greatest common factor (GCF) to simplify any fraction you enter, reducing it to its simplest form. Fraction to Percent and Percent to Fraction CalculatorThis online calculator can calculate the percentage value for an entered fraction, or the fraction value for an entered percentage. Fraction-Decimal ConverterThe fraction-decimal calculator is a tool that allows users to convert fractions to decimals and vice versa. Users can enter the numerator and denominator of a fraction to determine its decimal value or enter a decimal to find its simplified fraction value. The calculator simplifies the fraction using the greatest common denominator (GCD) to ensure that the fraction is in its simplest form. Function approximation with regression analysisThis online calculator uses several regression models for approximation of an unknown function given by a set of data points. Gamma functionCalculation of the Gamma function using Lanczos approximation Gaps and missing numbers finderThis online calculator helps you find gaps and missing numbers in an integer sequence. Gaussian eliminationThe calculator solves the systems of linear equations using the row reduction (Gaussian elimination) algorithm. The calculator produces step by step solution description. Gaussian elimination with fractionsThis online calculator solves systems of linear equations using row reduction (Gaussian elimination) while retaining fractions on all calculation stages. At the end, it returns the results in two forms - as a floating point numbers and as a fractions (with numerator and denominator) Geometric sequence calculator and problems solverThis online calculator solves common geometric sequence problems. Golden Ratio CalculatorThe Golden Ratio Calculator is a tool that determines proportions according to the golden ratio. The user inputs a value and selects its type: long member, short member, or sum. The calculator then computes the other members of the golden ratio based on the input. Greatest Common Divisor and Least Common Multiple CalculatorCalculate the greatest common divisor (GCD) and the least common multiple (LCM) of two integers. Greatest Common Factor Calculator for Three or More NumbersThe Greatest Common Factor (GCF) calculator is a powerful tool for finding the greatest common factor of two or more numbers. Hyperbolic functions calculatorCalculation of hyperbolic functions Inverse Hyperbolic FunctionsCalculation of inverse hyperbolic functions of given argument LCD Calculator for FractionsThis online calculator find the Least Common Denominator for several fractions Lagged Scatterplot CalculatorVisualize the Correlation in Time Series Data with Our Lagged Scatterplot Calculator Levenshtein DistanceThis online calculator measures the Levenshtein distance between two strings. Linear Diophantine Equations SolverThis calculator solves linear diophantine equations (LDE). The LDE calculator is right below, and if you want to recall what linear diophantine equations are, you can find the theory after the calculator. Linear congruence calculatorThis online calculator solves linear congruences Liquid volume in a rectangular tankThe calculator gives the liquid volume in a partially filled rectangular tank, pitched and turned by the given angles. Logarithm CalculatorThis online calculator calculates logarithms of a given number with respect to a specific base, as well as the natural logarithm (base e) and the decimal logarithm (base 10) of the number. Lottery Number GeneratorThis calculator generates a specified number of random integers within a given range. Luhn algorithmThis calculator calculates digit sequence checksum using Luhn algorithm (mod 10) and validation digit, the digit to be appended to the digit sequence to make whole sequence checksum equal to zero. Math Worksheet GeneratorMath Worksheet Generator is a simple yet powerful tool designed for elementary school students, parents, and teachers. With this calculator, you can easily create customized math worksheets for your students that will help them improve their math skills and knowledge. Math equation simplificationSimplifies math equation with single variable (x). In eqation you may also use integer and fractional numerical constants arithmetic operations, trigonometric and hyperbolic functions. Math equation syntaxMath equation samples. Math operations on degreesThis online calculator supports simple mathematical operations, addition/subtraction/multiplication/division, on degrees Mathematical calculatorMathematical calculator is used for evaluation math expressions with arithmetic operations (+-/*^) and functions: sqrt - square root, exp - exponential function, lb - binary logarithm, lg - decimal logarithm, ln - natural logarithm, sin - sine, cos - cosine, tan - tangent, cot - cotangent, sec - secant, csc - cosecant, arcsin - arcsine, arccos - arccosine, arctan - arctangent, arccot - arccotangent, arcsec - arcsecant, arccosec - arccosecant and others Mathematical competition tasksCalculator solving some mathematical competition task Maya numeralsThe calculator converts positive integer number to Mayan number. Mean, variance and standard deviation of discrete random variableThis online calculator calculates the mean, variance, and standard deviation of random variables entered in the form of a value-probability table. Midpoint methodThis online calculator implements a direct midpoint method AKA modified Euler method, which is a second-order numerical method to solve a first-degree differential equation with a given initial value. Mod calculatorThis online calculator performs modulo operation on integers and on doubles as well (because it just returns remainder of division) Multivariable math calculationThe calculator calculates the result of a formula with several variables. Noisy function generatorThis online calculator takes function, calculates its values for given range and then adds some random noise to distort original values. Normal distributionPlots the CDF and PDF graphs for normal distribution with given mean and variance. Normally distributed random numbers generatorThis online calculator uses the Box–Muller transform to generate a sequence of normally distributed random numbers from a source of uniformly distributed random numbers. Number approximation as a sum of unit fractionsThe calculator approximates a fractional number with a sum of unit fractions (a unit fraction numerator is one). The unit fraction denominator is a number which is less than the base times the base in integer non negative power. Numeral System CalculatorThis online calculator is designed to perform basic arithmetic operations such as addition, subtraction, multiplication, division, and power on numbers written in any numeral system. This means that users can input numbers in binary, octal, hexadecimal, or any other base between 2 and 36, and perform mathematical operations with ease. Numeric complementsThis online calculator calculates radix complement (referred to as r's complement) and diminished radix complement (referred to as (r-1)'s complement) for the given number and the given radix (base). Numerical integrationTo calculate definite integral by the rectangle method, trapezoid method, Simpson method or other Newton-Cotes quadrature methods. One's complement, and two's complement binary codesThis online calculator displays one's complement and two's complement codes for the entered negative integer. One-Variable Function Value CalculatorCalculate the values of a one-variable function by entering the function formula and a set of variable values. One-variable function graphThis online calculator plots one-variable function graph given function formula and range of variable P-valueThis online calculator calculates p-value for one sided and two sided tests given the z-score Parallel and perpendicular lines on a planeThis online calculator checks lines' slopes to see if they are parallel or perpendicular Probability of given number success events in several Bernoulli trialsGives the probability of k success outcomes in n Bernoulli trials with given success event probability. ProportionThis online calculator finds unknown member of proportion. Created by user's request Quick Sum CalculatorThis online calculator sums up entered numbers. Any symbol what is not a digit, for example, a space, a comma, a semicolon, etc, serves as a separator. It is useful when you need to sum up several numbers but do not have speadsheet program at hand. Use the dot symbol as separator for the decimal part of the number if you need to. Race Heat CalculatorThis online calculator generates grid positions for specified number of heats and entrants of kart racing. It tries to make them as fair as it could by harnessing computer processing power to find best combinations. Random Matrix GeneratorThe matrix generator calculator is a tool that allows the user to generate a random matrix with specific parameters. The user can specify the dimensions of the matrix, the range of values for the matrix elements, and the type of values, either integers or floating-point numbers. The matrix can then be downloaded as a CSV file, with the user able to choose the separator symbol used. Random Number Sequence GeneratorThe calculator generates an ordered sequence of numbers from a given range. For example, the order in which the numbers are drawn in a lotto - numbers from 1 to 90 will be listed in random order, or a lottery like 5 out of 36. Roman Arithmetic CalculatorRoman Arithmetic Calculator allows users to perform arithmetic operations on Roman numerals. It can be particularly useful for historians, classicists, or anyone interested in ancient history or mathematics. Root and powerThis calculator outputs desired root and power of entered number Runge–Kutta methodThis online calculator implements the Runge-Kutta method, a fourth-order numerical method to solve the first-degree differential equation with a given initial value. Scientific Notation ConverterThis calculator converts a number to the normalized scientific notation, also known as standard form. Second, third, and other derivativesEvaluates first, second third and other derivatives of a single argument function Sequence Range FinderThe "Sequence Range Finder" calculator analyzes integer number sequences and prints all continuous ranges it detects. Solving limit problems using L'Hospital's RuleSolving 0/0 and ∞/∞ limit problems using L'Hospital's Rule. Spiral calculatorThis online calculator computes unknown archimedean spiral dimensions from known dimensions. The spiral dimensions include: outer diameter, inner diameter, separation distance (distance between arms, thickness), spiral length, number of turnings Student t-distributionCalculates cumulative distribution function value and probability density function value for Student t-distribution. Quantile calculator evaluates Student quantiles for given probability and specified number of degrees of freedom. Sum of Partial Sums of Arithmetic SequenceThis online calculator calculates partial sums of an arithmetic sequence and displays the sum of partial sums. Sum of Partial Sums of Geometric SequenceThis online calculator calculates partial sums of geometric sequence and displays sum of partial sums. Surface area of a cube Tank volumeCalculator computes tank volume given its length, diameter and walls depth. Created by user's request. The General Solution of a System of Linear Equations using Gaussian eliminationThis online calculator solves a system of linear algebraic equations using the Gaussian elimination method. It produces the result whether you have a unique solution, an infinite number of solutions, or no solution. It also outputs the result in floating point and fraction format. The Greatest Common Divisor (GCD) and the Least Common Multiple (LCM) of several numbersThis calculator finds the Greatest Common Divisor (GCD) and the Least Common Multiple (LCM) of two or more integers by performing prime factorization The Polar to Cartesian Coordinate ConverterThe Polar to Cartesian Coordinate Converter is an online tool that converts polar coordinates to Cartesian coordinates and vice versa. The greatest common divisor of two integersThis calculator determines the greatest common divisor of two integers using Euclidean algorithm Time Series DecompositionThis online calculator decomposes time series by extracting seasonality and trend from data Tips and tricks #12: Long (infinite) calculationsThis article describes how to perform long or infinite calculations while allowing user to stop them Tips and tricks #8: How to reuse existing calculatorThis article describes process of reusing another calculator's logic (algorithm) in your calculator. Tips and tricks #9: Big numbersHow to use big number input and PCR library. Torus CalculatorCalculate the surface area and volume of a torus based on its radius and tube radius. Urn probability simulatorThis calculator simulates the urn (or box with colored balls) often used for probability problems, and can calculate probabilities of different events. Volume of geometric shapesCalculates volume of geometric shapes: cube, prism, pyramid, frustum, cone, cylinder, sphere, ellipsoid. Z-score / Standard scoreThis online calculator computes the standard score of a raw score from the given mean of the population and the standard deviation of the population. Сomputer algebraDerives a formula from input formulas and input data to calculate remained parameters
Acceleration of gravityAcceleration of gravity calculation on the surface of a planet. It's possible to calculate the acceleration above the surface by setting the sea level. But it won't be possible under the surface - this is a wrong formula. Altitude Boiling Point CalculatorThis online calculator calculates the boiling temperature of water based on the atmospheric pressure in millimeters of mercury or the altitude above the sea level. Altitude Pressure CalculatorCalculate the pressure at a given altitude using the barometric formula. Adjust the sea level pressure, temperature, and altitude to obtain the altitude pressure value. Altitude difference by barometric formulaThis calculator calculates the height or altitude difference between two points using barometric formula or barometric leveling method. Angular velocity and linear velocityThis online calculator converts angular velocity to linear velocity for given radius Apparent temperatureThis online calculator computes the apparent temperature, taking into consideration wind speed and relative air humidity. It uses the Australian Bureau of Meteorology formula Average Compressibility Factor, (dimensionless)Is the average compressibility factor of the gas flowing through the pipeline Average Pressure, psiaThis is the average pressure in the pipe Average Temperature, °RAverage temperature in the pipeline Battery discharge time depending upon loadThis article contains online calculators that can work out the discharge times for a specified discharge current using battery capacity, the capacity rating (i.e. 20-hour rating, 100-hour rating etc) and Peukert's exponent. Buoyant Force Calculator - Weight of Displaced LiquidThis online tool allows you to calculate the buoyant force and weight of the liquid displaced by a submerged object in water. CaCl2 ppm to chlorides WPS ppm converterThis online calculator converts given CaCl2 ppm concentration into chlorides water phase salinity ppm concentration Calculation of fluid flow rate as it flows out of the orifice at constant head.This online calculator calculates the flow rate of a liquid as it flows through a small opening in a thin wall at a constant liquid level (head) in the tank. Capacitor in Direct Current CircuitThese online calculators computes various parameters for charging and discharging the capacitor with the resistor Celsius to Fahrenheit calculator explained Centripetal Force SolverThe Centripetal Force Calculator is a tool for students, designed to help calculate the unknown parameters in the centripetal force formula. Clapeyron-Mendeleev equation. The relationship between the number of moles of gas, the temperature, volume and pressure.Clapeyron-Mendeleev equation. The relationship between the number of moles of gas, the temperature, volume and pressure. Complementary colorThis calculator shows complementary colors for entered colors Conversion of kilograms of gas to cubic meters of gas and vice versaWhen filling domestic gas cylinders with liquefied propane, propane is dispensed by weight, in kilograms. This online calculator calculates the volume of gas in cubic meters by the weight of gas in kilograms and vice versa. Coulomb's Law Calculator - Solve for Force, Charge, or DistanceCalculate unknown values (force, charge, or distance) using Coulomb's law scalar formula with this online calculator. Solve physics problems with ease. Density of air as a function of pressure and temperatureThis online calculator calculates the air density value for a given pressure and temperature using the Mendeleev-Clapeyron equation for an ideal gas. Determining air humidity with the psychrometric methodThis calculator determines air humidity using psychrometric method with two thermometers. Dew Point CalculatorThis calculator determines the dew point from a given temperature and relative humidity of the air. Direct measurement error analysisCalculates error of direct measurements for given measured value series and confidence interval. Electrical conductivity and total dissolved solidsThis online calculator converts the electrical conductivity of water to total dissolved solids in ppm using the specified conversion factor Electricity, Work, and PowerThis online calculator can help you solve the problems on work done by the current and electric power. It can calculate current, voltage, resistance, work, power and time depending on what variables are known and what are unknown Energy Unit Converter: Joules, Kilowatt-Hours, Kilogram-Force per Meter, Horsepower per Hour, KilocaloriesThis is an energy units converter calculator that can convert between joules, kilowatt-hours, kilogram force per meter, horsepower per hour, and kilocalories. Freefall distance problems solverThis calculator solves problems on passed distance during freefall Gas concentration from ppm to mg/m³ and vice versaThis online calculator converts the gas concentration value from ppm to mass concentration and back taking into account temperature and pressure Gravity Pressure CalculatorThis online calculator computes pressure caused by a given mass over a given surface in a gravity field. Humidification Load Calculator - Find the Perfect HumidifierThis online calculator calculates the humidification requirements for your space by determining the volume of air to be humidified and the amount of water to be added per hour, helping you choose the right humidifier. Hydrostatic pressureThis online calculator can solve hydrostatic pressure problems by finding unknown values in the hydrostatic equation. Kinematic Equations for Constant Acceleration CalculatorThis kinematics calculator will help you to solve constant acceleration problems using kinematic equations Lifting force of a helium-filled balloonOnline calculator for solving problems related to the lifting force of a helium-filled balloon. It allows you to find the mass of the balloon envelope, or the mass of the payload, or the required helium mass, from other known values. Normal forceThis online calculator calculates the normal force's strength from the object's mass, the gravitational field strength, and the inclined surface's angle measured from the horizontal. Ohm's lawThis calculator determines current by voltage and resistance using ohm law Petroleum product densityPetroleum product density conversion, according to GOST 3900-85 Power into torque, and vice versaThis online calculator turns power into torque and vice versa Projectile Motion CalculatorCalculation of Unknown Parameters of Projectile Motion Quantity of heatThis calculator can find missing values in the relationship between heat and temperature: heat added or removed, specific heat, mass, initial temperature and final temperature. Relative humidity to absolute humidity and vice versa calculatorsThe first calculator converts relative humidity to absolute humidity for a given temperature and barometric pressure. The second calculator does the opposite - converts absolute humidity to relative humidity for a given temperature and barometric pressure. Some theory and formulas can be found below the calculator. Saturation vapor pressureThis online calculator computes saturation vapor pressure for a given temperature and atmospheric (barometric) pressure Simple beam support reactionThe calculator gives support reactions of the simple beam under various vertical load. Sound Doppler Shift Calculatorhe Doppler Effect calculator for sound waves calculates the observed frequency and wavelength of a sound wave given the source frequency, speed of source, and speed of sound in the air. Space object velocityIt calculates the circular orbital velocity, escape velocity and planetary system escape velocity for the given planet parameters. Surface tension. Weight and volume of the drop of liquidThis online calculator calculates the weight and the volume of the drop given the surface tension, diameter of the capillary tube, and density of the liquid Temperature Scale ConverterThis online calculator allows users to convert temperature values between the seven most widely used temperature scales. These scales are Celsius, Fahrenheit, Kelvin, Rankine, Delisle, Réaumur, and Rømer. The Speed of Sound Calculator for Ideal GasesThe Speed of Sound Calculator for Ideal Gases is an online tool designed to calculate the speed of sound in an ideal gas based on the provided parameters. The waves and the wind. Calculation of wave characteristicsCalculation of wave characteristics The waves and the wind. Wave height statistical forecastingPredicting the height of the waves depending on the wind strength Thermodynamics – calculator for solving mixing problemsAn online calculator to solve thermodynamic equilibrium problems, such as finding the final temperature when mixing fluids, or finding the required temperature for one of the fluids to achieve a final mixed temperature Tips and tricks #5: How to show/hide input and output controls in a calculatorThis article describes how to control visibility of input and output controls in a calculator Torricelli's formula (kinematics)This online calculator uses Torricelli's kinematic formula, which establishes a relationship between the final velocity of a body moving straight ahead with constant acceleration, its initial velocity, the amount of acceleration, and the distance traveled to find the unknown from the three known values. Velocity in Uniformly Accelerated Motion in relativistic mechanicsThe initial velocity is assumed to be 0. The final velocity cannot exceed the speed of light. Vertical Collision Kinematics CalculatorCalculate the time and height at which two bodies, thrown vertically upward one after the other with the same speed, will collide. Wavelength CalculatorThe calculator requires you to input any two of the following three parameters: wave speed, frequency (or wave period) and wavelength. Once you input two parameters, the calculator will calculate the remaining one and display the result. Wind Chill IndexThis online calculator computes Wind Chill Index using Wind Chill Formula from Environment Canada Wind Energy and Wind Power CalculatorCalculate the kinetic energy of wind and wind power based on given parameters. p-t Graph AnalysisThis online calculator analyses position vs time table, which is often used to describe 1-D kinematics motion. Сonstant accelerationThis online calculator solves problems with constant acceleration. It finds unknown parameter, either initial velocity, final velocity, time or acceleration, from known parameters.
Calculation of geometric characteristics of flat sections of simple shapesThis online calculator calculates static moments, moments of inertia and radii of inertia for flat cross sections of simple shapes Conversion between Gauss planar rectangular coordinates and geographic coordinates and vice versaThe page contains online calculators for converting from geographic coordinates to Gauss planar rectangular coordinates and back (the formulas for the Krasovsky reference ellipsoid are used). Grade Goal CalculatorThis online calculator allows students to input their current grades for each course and displays the current average. It then calculates the number of B's needed to reach a B, if the current average is below a B, as well as the number of A's needed to reach both a B and an A. PSAT/NMSQT Practice Tests Score CalculatorThis calculator helps you to score your official practice tests results. Run-length encodingThis online calculator compresses the entered string using the run-length encoding (RLE) method. Sort and Remove: A String Sorting and Deduplication CalculatorThis calculator takes a list of strings as input and sorts them either in ascending or descending order based on the user's preference. Additionally, the calculator has an option to remove any duplicate strings in the input list before performing the sort. Universal High School GPA CalculatorThis online calculator lets you figure out your high school GPA. Even more, it provides you with editable conversion tables and weights, so you can tweak calculations in case you need it. Weighted grade calculatorThis online calculator calculates the weighted average of the grades entered with weights. For comparison, the average grade is also displayed.
PlanetCalc statisticsOur first calculator will be focused on project statistics. Actually, it is not a calculator at all, in the sense that it does not calculate, but simply shows the statistics of our project in the form of tables and diagrams. AlphabetThe calculator displays all the letters of a given language. Apartment sale taxApartment sale tax Apartment sale tax in RussiaApartment sale tax in Russian federation according to 2017 legislation changes Average wage сalculation (for Russia)The calculator calculates the average wage, according to the decree of the Russian Federation government dated December 24, 2007 "On specifics of calculation of average wages" in edition of Russian Federation Government Resolution dated November 11, 2009. BCD to Decimal ConvertorConverts a BCD value into its decimal equivalent.Digits of the decimal number are identified by grouping four BCD digits/bits.For example: 0100 1001 => 49 Batch conversion from one number system to anotherBatch conversion of a list of numbers from one positional number system with the specified base, to another with the specified base. Calculadora Blogger PostCalculadora Blogger Post Calculation of carbon emissions using the chamber methodThis online calculator allows you to calculate carbon emissions from measurements obtained by the chamber method. The calculator calculates the carbon flux per unit area, the calculation procedure is described below the calculator. Calculation of the derivative as a limit at a pointThis online calculator performs а numerical differentiation - the approximate calculation of the derivative of a function at a given point. It calculates the derivative as a value of the limit at a given point by successive approximations until the specified accuracy is reached. Física I Demystifieraaaaaaaaaaaaaaaaa Generator of an OpenOffice document (odt) based on a template document and data from another documentThis generator allows you to load an OpenOffice document with data, a document template, and generate a final document based on the data and the template. For example, a data document may contain a list of event attendees, a template document may contain an invitation card template, and the final document will contain invitation cards for all attendees from the list. Handlebars TemplatesSandbox for experimenting with the Handlebars templating engine. Allows you to set a text template, JSON object and display the result processed by the handlebars js library Herfindahl-Hirschman IndexThis online calculator calculates the Herfindahl-Hirschman Index (HHI), which is used to estimate the concentration of production in a product market. Ingresa las Medidas de tu Piscina y calcula los M3 Inkscape SVG cleanerThis online tool remove non-standard elements from SVG files created with the Inkscape program Jpeg file structureThe calculator displays the dimensions of an input jpeg file as well as jiff markers stored in the file. Kinetic energy in classical and relativistic mechanicsKinetic energy of a point object in classical Newtonian mechanics and in relativistic mechanics. Land taxCalculates the land tax Linear intersection Malthusian equationThis online calculator calculates the unknown parameter of the Malthusian equation from the known parameters. MyDates New customs duties on import of cars by individualsIt calculates the amount of customs duties for the price, age and engine capacity of the car. ODT Data ExtractorUtility calculator for debugging the logic of extracting data from an ODT document. It is assumed that the extracted data will be used to generate other documents according to the "handlebars" template. Old Russian moneyConverts old Russian monetary units into more common rubles and kopecks. Created by user's request. OpenOffice/LibreOffice document generator using Handlebars templatesThis online generator allows you to upload a document template as an OpenOffice Document File (odt) file, with Handlebars templates included, and generate a final document based on the data entered in JSON format. Russian text typed in English lettersRestores the Russian phrase, accidentally typed on the English keyboard layout. System of nonlinear equations solverThis online calculator attempts to find the numeric solution to a system of nonlinear equations using the method of coordinate descent Tab and Line Break RemoverThe calculator is a simple yet useful tool that helps users remove tab and/or newline symbols from text. Text file decoderUsing this calculator you can decode and read a text file in some encoding. The Linda IndexThis online calculator calculates the Lynda index, which determines the degree of inequality between the leading enterprises in the market The Verhulst modelThis online calculator plots the Verhulst-Pearl equation, or logistic curve, using the given initial parameters. Tips and tricks #10: Files, long calculation modeThe article describes how to use input and output files in Planetcalc calculators Tips and tricks #1: How to set output valueThis article describes process of calculator creation and how to set output value. Tips and tricks #2: How to make calculator translatable into different languagesThis article describes the process of adding translation support to the calculator, so it can be translated into different languages. Tips and tricks #3: How to make calculator with custom errorsThis article describes the process of adding custom errors to the calculator Tips and tricks #4: How to make calculator with table outputThis article describes how to make calculator which outputs results in table format Tips and tricks #6: How to make calculator with virtual keyboardThis article describes how to create calculator with virtual keyboard using SVG image Tips and tricks #7: How to make calculator with SVG image mapThis article describes how to create calculator with image map using SVG image Torricelli's law (fluid dynamics)This calculator allows you to calculate the velocity of an ideal fluid flowing from a small hole based on the height of the fluid above the hole, as well as the horizontal distance covered by the jet as a function of the height of the hole above ground level. UTF-8 encoded stringThe calculator converts an input string to a UTF-8 encoded binary/decimal/hexadecimal dump and vice versa. Wage payment delay compensationIt calculates the amount of monetary compensation, which the employer must pay the employee for the delay of wages or other payments, according to the Russian Federation Labour Code. Wordpress pluginWith Planetcalc plugin for Wordpress you can easily insert any planetcalc calculator in your wordpress-based site or blog pages. foil_gainCalculates "foil gain" rule quality measure for rule-based classification. Used in sequential covering algorithm. piscinapiscina Калкулатор на поени Новые элементы в списке