The 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.

The 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

Returns country or territory name by ISO code

The online calculator lists the languages spoken in a given country.

Calculation of a distance on loxodrome (rhumb line) and course angle (azimuth) between two points with a given geographical coordinates.

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.

This 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.

This online calculator takes a system of linear equations and applies Cramer's rule to solve it, showing all intermediate steps in the process.

The 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.

This 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.

The 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.

This calculator provides access to 752 world development indicators for Cuba imported from World Bank data at 2016. In memory of Fidel Castro.

The 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.

Solution of cubic equation using Vieta's formulae. Created by user request

This calculator calculates the volume in cubic meters from unit sizes and number of units and vice versa

This 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.

This 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.

Two ways to cut a circle into equal parts : sector cuts and parallel cuts.

This online calculator calculates the volume of a cylinder segment based on its dimensions and segment angle.