Def TopologicalSpace.Opens.frameMinimalAxioms

Modification history

2026-08-10 08:17
Mathlib/Topology/Sets/Opens.lean
chore(Order/CompleteBooleanAlgebra): use `to_dual` (#41792) …
Deleted TopologicalSpace.Opens.frameMinimalAxiomsView on Github →
2024-07-23 12:07
Mathlib/Topology/Sets/Opens.lean
refactor: Make `Frame` extend `HeytingAlgebra` (#10560) …
Added TopologicalSpace.Opens.frameMinimalAxiomsView on Github →