Theorem Finset.exists_ne_map_eq_of_card_lt_of_maps_to

Modification history

2025-07-04 14:26
Mathlib/Data/Finset/Card.lean
chore(Finset/Card): cleanup section and improve documentation (#26373) …
Modified Finset.exists_ne_map_eq_of_card_lt_of_maps_toView on Github →
2024-10-17 15:41
Mathlib/Data/Finset/Card.lean
feat: `#s` as notation for `Finset.card s` (#17646) …
Modified Finset.exists_ne_map_eq_of_card_lt_of_maps_toView on Github →
2023-01-16 16:20
Mathlib/Data/Finset/Card.lean
feat: port Data.Finset.Card (#1589)
Added Finset.exists_ne_map_eq_of_card_lt_of_maps_toView on Github →