# Order theory

[https://en.wikipedia.org/wiki/Order\_theory](https://en.wikipedia.org/wiki/Order_theory) [https://en.wikipedia.org/wiki/Order\_theory\_glossary](https://en.wikipedia.org/wiki/Order_theory_glossary) [https://en.wikipedia.org/wiki/Outline\_of\_order\_theory](https://en.wikipedia.org/wiki/Outline_of_order_theory)
