Mathlib v3 is deprecated. Go to Mathlib v4

Commit 2022-03-12 18:01 23269bf0

View on Github →

feat(category_theory/preadditive/Mat): ring version (#12617)

Estimated changes

Modified src/category_theory/preadditive/Mat.lean

added theorem category_theory.Mat.comp_apply

added theorem category_theory.Mat.comp_def

added def category_theory.Mat.equivalence_single_obj

added def category_theory.Mat.equivalence_single_obj_inverse

added theorem category_theory.Mat.id_apply

added theorem category_theory.Mat.id_apply_of_ne

added theorem category_theory.Mat.id_apply_self

added theorem category_theory.Mat.id_def

added def category_theory.Mat