Theorem IsOpenEmbedding.sumSwap

Modification history

2026-06-22 16:23
Mathlib/Topology/Constructions/SumProd.lean
chore(Topology): namespace lemmas around `IsInducing`, `IsQuotientMap` etc (#40891) …
Deleted IsOpenEmbedding.sumSwapView on Github →
2025-08-04 20:55
Mathlib/Topology/Constructions/SumProd.lean
feat: add IsEmbedding.sumElim_of_separatingNhds (#26099) …
Added IsOpenEmbedding.sumSwapView on Github →