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CategoryTheory.ComposableArrows.twoδ₂Toδ₁
Modification history
2025-11-21 11:20
Mathlib/CategoryTheory/ComposableArrows/Two.lean
feat(CategoryTheory/ComposableArrows): compositions of 1 or 2 morphisms (#31588)
Added
CategoryTheory.ComposableArrows.twoδ₂Toδ₁
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