---
tag: 0D3WA36K2Q
kind: concept
name: Order isomorphism
aliases: [order-isomorphic]
msc: [06A06]
sources:
  - url: https://en.wikipedia.org/wiki/Order_isomorphism
    locator: lead section
same_as:
  wikidata: Q997521
  wikipedia: Order isomorphism
---

## Summary

An order isomorphism is a bijection between two partially ordered sets that keeps the order in both directions.