---
tag: CYS3MG67WF
kind: concept
name: Intensional function
sources:
  - wikipedia: en:43839113@r1368323132
    locator: Glossary of Principia Mathematica, section Glossary
    note: adopted
    mention: wikipedia://en/43839113#ZEER
    sections: [Summary]
inventory: [GXX4BT5JPA]
---

## Summary

A function that is not extensional.