Mathlib Changelog
v4
Changelog
About
Github
Theorem
CategoryTheory.isIso_comp_left_iff
Modification history
2025-11-08 15:24
Mathlib/CategoryTheory/Iso.lean
feat(CategoryTheory): existence of right derived functors using derivability structures (#26374) …
Added
CategoryTheory.isIso_comp_left_iff
View on Github →