Theorem Nat.card_unique

Modification history

2024-10-12 06:38
Mathlib/SetTheory/Cardinal/Finite.lean
chore(*): assume `[Nonempty α] [Subsingleton α]` instead of `Unique α` (#17670)
Modified Nat.card_uniqueView on Github →
2023-02-11 15:25
Mathlib/SetTheory/Cardinal/Finite.lean
feat: Port SetTheory.Cardinal.Finite (#2182)
Added Nat.card_uniqueView on Github →