Theorem Ordinal.exists_fundamental_sequence

Modification history

2026-10-10 09:42
Mathlib/SetTheory/Ordinal/FundamentalSequence.lean
chore: delete deprecated declarations to March 2026 (#44240)
Deleted Ordinal.exists_fundamental_sequenceView on Github →
2026-03-25 04:37
Mathlib/SetTheory/Cardinal/Cofinality.lean
feat(SetTheory/Ordinal): fundamental sequences (#37019) …
Modified Ordinal.exists_fundamental_sequenceView on Github →
2023-05-07 05:02
Mathlib/SetTheory/Cardinal/Cofinality.lean
chore: bye-bye, solo `by`s! (#3825) …
Modified Ordinal.exists_fundamental_sequenceView on Github →
2023-02-24 13:27
Mathlib/SetTheory/Cardinal/Cofinality.lean
feat port: SetTheory.Cardinal.Cofinality (#2479)
Added Ordinal.exists_fundamental_sequenceView on Github →