---
tag: 0VR671PHE5
kind: concept
name: Symmetric matrix
msc: [15A99, 15B57]
sources:
  - url: https://en.wikipedia.org/wiki/Symmetric_matrix
    locator: lead section
same_as:
  wikidata: Q339011
  wikipedia: Symmetric matrix
---

## Summary

A symmetric matrix is a square matrix that is equal to its transpose.