Mathlib Map

Structures · Category theory

CategoryTheory.ObjectProperty.Nonempty

Nonempty P is a typeclass saying there exists an object X : C that satisfies P.

Defined in
Mathlib.CategoryTheory.ObjectProperty.Basic
Shape
One type argument · adds exists_prop

Extends0

Extends nothing: this is a root of the hierarchy.

Extended by0

Nothing extends this class yet.

Concrete types that are instances1

  • Opposite

How is a type an instance?

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Assumed by27

Ancestors0

No ancestors.