Def CategoryTheory.GradedObject.TriangleIndexData.ρ₂₃

Modification history

2024-06-09 23:30
Mathlib/CategoryTheory/GradedObject/Unitor.lean
feat(CategoryTheory/GradedObject): the triangle equality (#11687) …
Added CategoryTheory.GradedObject.TriangleIndexData.ρ₂₃View on Github →