Theorem Order.cof_le_one_iff

Modification history

2026-05-10 00:45
Mathlib/SetTheory/Cardinal/Cofinality/Basic.lean
chore: split `SetTheory.Cardinal.Cofinality` (#38363) …
Modified Order.cof_le_one_iffView on Github →
2026-03-23 01:32
Mathlib/SetTheory/Cardinal/Cofinality.lean
feat: cof α < ℵ₀ ↔ cof α ≤ 1 (#36976)
Added Order.cof_le_one_iffView on Github →