# Poset

From Maths

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## Definition

A *poset* or *partially ordered set* is a tuple consisting of a set, [ilmath]X[/ilmath] and a partial ordering, [ilmath]\preceq[/ilmath], on [ilmath]X[/ilmath], then:

- [ilmath](X,\preceq)[/ilmath] is a
*poset*

## References

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I know Introduction to Category Theory has the definition, Analysis (Maurin) might too!