Matrix Calculator

Matrix Multiplication / Transpose / Determinant / Inverse

Matrix A

Matrix B

Matrix Calculator Usage Guide

Supported Operations

  • Addition/Subtraction — Add or subtract corresponding elements (same-size matrices only)
  • Multiplication — Matrix multiplication A × B
  • Transpose — Swap rows and columns
  • Determinant — Calculate the determinant of a square matrix
  • Inverse — Calculate the inverse of an invertible square matrix (non-zero determinant)

Usage Tips

  • Select matrix size, enter values, and click "Calculate" to get results
  • Supports 2x2, 3x3, and 4x4 matrices
  • Inverse requires a non-zero determinant, otherwise a singular matrix message will appear
  • All calculations run locally in your browser — data is never uploaded