Theorem CategoryTheory.Limits.Sigma.hom_ext

Modification history

2026-09-11 21:15

Mathlib/CategoryTheory/Limits/Shapes/Products.lean

chore(CategoryTheory/Limits/Shapes/Products): use `to_dual` (#43542) …

Deleted CategoryTheory.Limits.Sigma.hom_ext View on Github →

2023-04-28 11:10

Mathlib/CategoryTheory/Limits/Shapes/Products.lean

feat: port CategoryTheory.Preadditive.Projective (#3615)

Added CategoryTheory.Limits.Sigma.hom_ext View on Github →