Theorem Finset.card_attachFin

Modification history

2025-04-17 13:24
Mathlib/Data/Finset/Fin.lean
feat(Interval/Finset/Fin): add lemmas about `Finset.image` (#23420) …
Modified Finset.card_attachFinView on Github →
2023-01-16 17:32
Mathlib/Data/Finset/Fin.lean
feat port : Data.Finset.Fin (#1597)
Added Finset.card_attachFinView on Github →