Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
function.surjective.injective_comp_right
Modification history
2021-12-10 21:59
src/logic/function/basic.lean
feat(logic/function/basic): surjective function is an epimorphism (#10691) …
Added
function.surjective.injective_comp_right
View on Github →