Theorem Set.covby_iff_exists_sdiff_singleton

Modification history

2024-01-09 09:25
Mathlib/Order/Cover.lean
chore(Covby): rename `Covby` to `CovBy` (#9578) …
Deleted Set.covby_iff_exists_sdiff_singletonView on Github →
2023-12-09 13:26
Mathlib/Order/Cover.lean
feat: Finsets and multisets are graded (#8892) …
Added Set.covby_iff_exists_sdiff_singletonView on Github →