---
tag: 0GNCRPYXYV
kind: concept
name: Subring
msc: [16B99]
sources:
  - url: https://en.wikipedia.org/wiki/Subring
    locator: lead section
same_as:
  wikidata: Q929536
  wikipedia: Subring
---

## Summary

A subring is a subset of a ring that contains $0$ and $1$ and is closed under the ring operations.
It is a ring with the operations of the larger ring.
The [[definition of a subring|0859D58WPD]] gives the conditions.