Theorem SimpleGraph.Walk.edgeSet_mapLe_eq_edgeSet

Modification history

2026-08-04 16:19
Mathlib/Combinatorics/SimpleGraph/Walk/Maps.lean
feat(SimpleGraph/Walk/Operations): more operations API (#41460) …
Modified SimpleGraph.Walk.edgeSet_mapLe_eq_edgeSetView on Github →
2025-11-25 09:29
Mathlib/Combinatorics/SimpleGraph/Walk.lean
feat(Combinatorics/SimpleGraph): split `Walk.lean` into 5 files (#31573) …
Modified SimpleGraph.Walk.edgeSet_mapLe_eq_edgeSetView on Github →
2025-11-04 05:46
Mathlib/Combinatorics/SimpleGraph/Walk.lean
feat(Combinatorics/SimpleGraph/Walk): `mapLe` preservation lemmas (#30602) …
Added SimpleGraph.Walk.edgeSet_mapLe_eq_edgeSetView on Github →