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Theorem
Ordinal.principal_iff_of_monotone
Modification history
2024-11-12 10:47
Mathlib/SetTheory/Ordinal/Principal.lean
chore(SetTheory/Ordinal/Principal): use `variable` (#18898) …
Modified
Ordinal.principal_iff_of_monotone
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2024-10-16 11:05
Mathlib/SetTheory/Ordinal/Principal.lean
feat(SetTheory/Ordinal/Principal): simpler characterization of `Principal` for monotone operations (#17742) …
Added
Ordinal.principal_iff_of_monotone
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