Theorem Ordinal.preAleph_cof

Modification history

2025-04-23 11:03

Mathlib/SetTheory/Cardinal/Cofinality.lean

chore: delete >6 month old deprecations (2024-10 11-21) (#24271) …

Deleted Ordinal.preAleph_cof View on Github →

2024-10-23 09:32

Mathlib/SetTheory/Cardinal/Cofinality.lean

refactor(SetTheory/Cardinal/Aleph): `aleph'` → `preAleph` (#18099) …

Added Ordinal.preAleph_cof View on Github →