Theorem Set.encard_eq_encard_iff_encard_diff_eq_encard_diff

Modification history

2023-08-02 02:18
Mathlib/Data/Set/Ncard.lean
feat(Data.Set.Ncard): enat set cardinality (#5908) …
Added Set.encard_eq_encard_iff_encard_diff_eq_encard_diffView on Github →