Theorem Ordinal.isClosedBelow_iff

Modification history

2024-10-25 20:32

Mathlib/SetTheory/Ordinal/Topology.lean

feat(SetTheory/Ordinal/Topology): define Ordinal.IsClosed and Ordinal.IsAcc (#16710) …

Added Ordinal.isClosedBelow_iff View on Github →