Theorem Set.sigma_subset_preimage_fst

Modification history

2023-12-10 10:44
Mathlib/Data/Set/Sigma.lean
chore: Rename `Set.Sigma` to `Set.sigma` (#8927) …
Modified Set.sigma_subset_preimage_fstView on Github →
2022-12-14 03:08
Mathlib/Data/Set/Sigma.lean
feat port: data.set.sigma (#982) …
Added Set.sigma_subset_preimage_fstView on Github →