Theorem Finset.card_one

Modification history

2025-03-29 18:40
Mathlib/Algebra/Group/Pointwise/Finset/Basic.lean
chore(*): use `#s` notation here and there (#23438)
Modified Finset.card_oneView on Github →
2023-03-27 18:03
Mathlib/Data/Finset/Pointwise.lean
feat: `s ∩ t * s ∪ t ⊆ s * t` (#1619) …
Added Finset.card_oneView on Github →