---
tag: 0AANKKNHS4
kind: concept
name: Least element
aliases: [minimum, least-element]
msc: [06A06]
sources:
  - url: https://en.wikipedia.org/wiki/Greatest_element_and_least_element
    locator: lead section
---

## Summary

The least element of a subset of a partially ordered set is an element of the subset that is below every element of the subset.