Math Tools — 15 tools

Expression Evaluator

Evaluate mathematical expressions safely.

calculate eval formula

Matrix Operations

Add, multiply, invert, and find determinants.

matrix determinant inverse

Linear Equation Solver

Solve systems of linear equations.

ax+b solve linear

Quadratic Solver

Find roots of a quadratic equation.

ax²+bx+c roots quadratic

Statistics Calculator

Mean, median, mode, std dev, variance.

mean median std

Permutations & Combinations

Calculate P(n,r) and C(n,r).

nPr nCr counting

Binomial Theorem

Expand (a+b)ⁿ and list binomial coefficients.

expansion coefficients pascal

Truth Table Generator

Generate a truth table for a boolean expression.

logic boolean AND

Boolean Simplifier

Simplify Boolean algebra expressions.

boolean algebra karnaugh

Probability Calculator

Calculate basic probabilities and expected values.

dice coin chance

Unit Converter

Convert between physical units.

length weight temperature

Triangle Solver

Solve any triangle given sides/angles.

sides angles law-of-sines

Percentage Calculator

Calculate percentages and relative changes.

percent increase decrease

Number Theory Tools

Perfect, amicable, and abundant number checks.

perfect amicable abundant

Set Operations

Union, intersection, and difference of sets.

union intersection difference