Theorem Set.subsingleton_of_image
Modification history
2024-09-15 15:14
Mathlib/Data/Set/Image.lean
feat(Data/Set/Image): the image of a nontrivial set is nontrivial (#16823) …
Modified Set.subsingleton_of_imageView on Github →2023-11-01 00:15
Mathlib/Data/Set/Image.lean
chore(Data/Set/Image): re-use some variables (#8054) …
Modified Set.subsingleton_of_imageView on Github →