---
tag: 0HFREYRSZP
kind: concept
name: Rotation
msc: [51F20]
sources:
  - url: https://en.wikipedia.org/wiki/Rotation_(mathematics)
    locator: lead section
same_as:
  wikidata: Q848368
  wikipedia: Rotation (mathematics)
---

## Summary

A rotation is a motion of a Euclidean space that keeps at least one point fixed and keeps the orientation. In the plane, a rotation turns each point about a centre through the same angle.