Mathlib Map

Structures · Topology

SSet.Subcomplex.Pairing.IsProper

A pairing is proper when each type (II) simplex is uniquely a 1-codimensional face of the corresponding (I) simplex.

Defined in
Mathlib.AlgebraicTopology.SimplicialSet.AnodyneExtensions.Pairing
Shape
One type argument · adds isUniquelyCodimOneFace

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Extends nothing: this is a root of the hierarchy.

Extended by1

Concrete types that are instances1

  • SSet.op

How is a type an instance?

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Assumed by75

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