- Area de la Sombra de un Objeto
El área de la sombra se refiere a la de un objeto cuadrado o rectangular.

- Bisection method
The 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.

- Determinant of 3x3 matrices
This calculator calculates the determinant of 3x3 matrices

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

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

This calculator generates all pairs of factors for given integer.

- False position method
False position method - is a root-finding algorithm that uses a succession of roots of secant lines combined with bisection method to approximate a root of a function f.

- Geometric progression
This calculator computes n-th term and sum of geometric progression

- Geometric progression. The denominator and the first term
Finding the denominator and the first term the integral geometric progression for two adjacent terms.

- Hill cipher
This calculator uses Hill cipher to encrypt/decrypt a block of text

Solution of a system of 3 linear equations with 3 variables

- Integer factorization. Trial division
Integer factorization using trial division algorithm.

- Modular Multiplicative Inverse
This calculator calculates modular multiplicative inverse of an given integer a modulo m

- Secant method
The 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.

- Solution of buckets and tank problem
This online calculator find a solution to the question how to fill tank with certain amount of water using two buckets of different size

- Solution of quadratic equation
Solution of quadratic equation, including complex roots

- Solving a system of equations of first degree with two uknknowns
This calculator solves a system of equations of first degree with two uknknowns.