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Theorem
Cardinal.IsRegular.cof_ord
Modification history
2026-05-06 20:53
Mathlib/SetTheory/Cardinal/Regular.lean
feat: singular cardinals (#37098) …
Modified
Cardinal.IsRegular.cof_ord
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2026-03-23 09:51
Mathlib/SetTheory/Cardinal/Regular.lean
refactor: `IsRegular.cof_eq` → `IsRegular.cof_ord` (#37016)
Added
Cardinal.IsRegular.cof_ord
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