Mathlib Map

Structures · Order

IsPreorder

IsPreorder X r means that the binary relation r on X is a pre-order, that is, reflexive and transitive.

Defined in
Mathlib.Order.Defs.Unbundled
Shape
2 explicit arguments

Extends2

Extended by2

Concrete types that are instances3

  • SimpleGraph
  • PFun
  • Subtype

How is a type an instance?

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Assumed by30

Ancestors3