---
tag: 04TMP0XGMJ
kind: concept
name: Definite integral
msc: [26A42]
sources:
  - url: https://en.wikipedia.org/wiki/Integral
    locator: Terminology and notation
---

## Summary

A definite integral is the integral of a function between two given limits of integration. It is a number, and its sign changes when the two limits are swapped. The node [[definite integral|021WEM680W]] gives the precise definition.