Theorem Ordinal.sup_sequence_lt_omega1

Modification history

2024-10-23 21:11
Mathlib/SetTheory/Cardinal/Cofinality.lean
feat(SetTheory/Cardinal/Aleph): introduce `omega` function (#17669) …
Deleted Ordinal.sup_sequence_lt_omega1View on Github →
2023-09-03 17:06
Mathlib/SetTheory/Cardinal/Cofinality.lean
feat(SetTheory): definition of initial ordinals, ω₁ as an ordinal, ordinal-indexed unions (#6404) …
Added Ordinal.sup_sequence_lt_omega1View on Github →