SSet.stdSimplex.triangle

{n : ℕ} → (a b c : Fin (n + 1)) → a ≤ b → b ≤ c → (SSet.stdSimplex.obj { len := n }).obj (Opposite.op { len := 2 })

The triangle in the standard simplex with vertices a, b, and c.

Defined in: Mathlib.AlgebraicTopology.SimplicialSet.StdSimplex
Cited by: 3 results in Mathlib
Foundations: Depth 35 from the axioms · uses propext, Classical.choice, Quot.sound

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