Theorem Finset.cast_card_inter

Modification history

2025-03-19 17:05
Mathlib/Data/Finset/CastCard.lean
chore: tidy various files (#23093)
Modified Finset.cast_card_interView on Github →
2025-02-20 13:00
Mathlib/Data/Finset/Card.lean
chore(Data/Finset): don't import algebra when defining `Finset.card` (#21866) …
Modified Finset.cast_card_interView on Github →
2024-02-11 21:58
Mathlib/Data/Finset/Card.lean
feat: `(s ∩ t).card = s.card + t.card - (s ∪ t).card` (#10224) …
Added Finset.cast_card_interView on Github →