Theorems · Theorem · algebraic topology

SSet.stdSimplex.nonDegenerate_top_dim

∀ (n : ℕ),
  (SSet.stdSimplex.obj { len := n }).nonDegenerate n =
    {SSet.stdSimplex.objEquiv.symm (CategoryTheory.CategoryStruct.id (Opposite.unop (Opposite.op { len := n })))}

Defined in

Mathlib.AlgebraicTopology.SimplicialSet.StdSimplex

Cited by

1 results in Mathlib

Foundations

Depth 89 from the axioms · uses propext, Classical.choice, Quot.sound