---
tag: 03HF498P1J
kind: concept
name: Antichain
msc: [06A07]
sources:
  - url: https://en.wikipedia.org/wiki/Antichain
    locator: lead section
same_as:
  wikidata: Q431937
  wikipedia: Antichain
---

## Summary

An antichain in a partially ordered set is a subset in which no two different elements are comparable.