Theorem Set.Nonempty.preimage'

Modification history

2023-11-01 14:02
Mathlib/Data/Set/Image.lean
chore: remove extraneous Set. qualifiers (#8053) …
Modified Set.Nonempty.preimage'View on Github →
2022-12-12 07:45
Mathlib/Data/Set/Image.lean
feat: Port Data.Set.Image (#949) …
Added Set.Nonempty.preimage'View on Github →