Theorem Topology.RelCWComplex.iUnion_openCell_eq_skeleton

Modification history

2026-06-13 14:25
Mathlib/Topology/CWComplex/Classical/Basic.lean
feat: use `alias_in` attribute for CW complexes (#38785) …
Added Topology.RelCWComplex.iUnion_openCell_eq_skeletonView on Github →
2025-08-29 09:05
Mathlib/Topology/CWComplex/Classical/Basic.lean
feat: subcomplexes of a classical CW complex (#26201) …
Deleted Topology.RelCWComplex.iUnion_openCell_eq_skeletonView on Github →
2025-03-05 17:02
Mathlib/Topology/CWComplex/Classical/Basic.lean
feat: additional basic lemmas about CW complexes (#20287) …
Added Topology.RelCWComplex.iUnion_openCell_eq_skeletonView on Github →