Theorem Cardinal.IsRegular.aleph0_le

Modification history

2026-03-24 13:52
Mathlib/SetTheory/Cardinal/Regular.lean
chore(SetTheory/Cardinal/Regular): make `IsRegular` and `IsInaccessible` into structures (#36933) …
Deleted Cardinal.IsRegular.aleph0_leView on Github →
2025-03-11 00:25
Mathlib/SetTheory/Cardinal/Cofinality.lean
chore(SetTheory/Cardinal/Cofinality): split file (#21972) …
Modified Cardinal.IsRegular.aleph0_leView on Github →
2023-02-24 13:27
Mathlib/SetTheory/Cardinal/Cofinality.lean
feat port: SetTheory.Cardinal.Cofinality (#2479)
Added Cardinal.IsRegular.aleph0_leView on Github →