Theorem Topology.IsInducing.isCoinducing_iff_isClosed

Modification history

2026-04-01 14:12
Mathlib/Topology/Maps/Basic.lean
refactor(Topology): redefine `Topology.IsQuotientMap` with `Topology.IsCoinducing` (#36957) …
Added Topology.IsInducing.isCoinducing_iff_isClosedView on Github →