Theorem Set.Finite.preimage'

Modification history

2024-11-16 08:30
Mathlib/Data/Set/Finite/Basic.lean
chore(Data/Set): split Finite.lean into `Defs`, `Basic`, `Lemmas` (#18619) …
Modified Set.Finite.preimage'View on Github →
2024-08-06 08:16
Mathlib/Data/Set/Finite.lean
chore: tidy various files (#15516)
Modified Set.Finite.preimage'View on Github →
2024-07-26 08:51
Mathlib/Data/Set/Finite.lean
feat(GroupTheory): covering a group by cosets (Lemma of B. H. Neumann) (#13047) …
Added Set.Finite.preimage'View on Github →