---
tag: KNNKXXH57R
kind: concept
name: Bottom
sources:
  - wikipedia: en:76765067@r1368301704
    locator: Glossary of logic, section B
    note: adopted
    mention: wikipedia://en/76765067#NPTP
    sections: [Summary]
inventory: [JBSASGTN8P]
---

## Summary

In logic, the symbol used to represent a contradiction or an absurdity; often denoted by the symbol $\bot$.