Theorem Set.Finite.surjOn_iff_bijOn_of_mapsTo

Modification history

2024-07-31 03:44
Mathlib/Data/Set/Finite.lean
chore: backports for leanprover/lean4#4814 (part 9) (#15352) …
Modified Set.Finite.surjOn_iff_bijOn_of_mapsToView on Github →
2023-12-11 22:56
Mathlib/Data/Set/Finite.lean
feat: supporting lemmas for defining root systems (#8980) …
Added Set.Finite.surjOn_iff_bijOn_of_mapsToView on Github →