Theorem isOpen_biUnion

Modification history

2024-01-24 10:41

Mathlib/Topology/Basic.lean

chore(Topology/Basic): rename variables (#9956) …

Modified isOpen_biUnion View on Github →

2023-05-14 07:05

Mathlib/Topology/Basic.lean

chore: Rename to `sSup`/`iSup` (#3938) …

Added isOpen_biUnion View on Github →