• Combinatorics. Generator of combinations.

    Combinatorics. Generator of combinations of m from n.

  • Complex fraction

    This online calculator evaluates arithmetic expressions with common or complex fractions.

  • Cone
  • Cone development

    Calculator of right circular cone / truncated right circular cone development

  • Converting degrees to radians

    Converts radians to degrees, minutes and seconds

  • Counting pipes from the end face

    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

  • Cramer's Rule

    This online calculator solves system of linear equations using Cramer's rule and shows detailed steps of the solution

  • Cryptarithmetic puzzle solver

    This calculator is a solver of cryptarithmetic puzzles. 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 original digits must be found. In such a puzzle, each letter represents a unique digit.

  • Cube
  • Cubic equation

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

  • Cylinder
  • Cylindrical tank volume

    Cylindrical tank volume

  • Derivative calculator

    Online calculator which determines first derivative of a function

  • Determinant of 3x3 matrices

    This calculator calculates the determinant of 3x3 matrices

  • Determinant of a matrix

    This online calculator computes determinant of a matrix, using it's definition

  • Ellipsoid

    Calculates ellipsoid and spheroid volume and surface area.

  • Evaluating expressions

    This online calculator substitutes a specific value for each variable, and performs the operations, evaluating the given expression.

  • Extended Euclidean algorithm

    This calculator implements Extended Euclidean algorithm, which computes, besides the greatest common divisor of integers a and b, the coefficients of Bézout's identity

  • Factorial

    Online calculator computes factorial of given positive integer (up to 170!)

  • Factoring calculator

    This calculator generates all pairs of factors for given integer.

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