Theorem Sion.isClosed_setOf_sublevelLeft_subset

Modification history

2026-07-17 09:57
Mathlib/Topology/Sion.lean
chore(Data): rename `setOf` to `Set.ofPred` (#41507) …
Deleted Sion.isClosed_setOf_sublevelLeft_subsetView on Github →
2026-04-07 16:25
Mathlib/Topology/Sion.lean
feat(Topology/Sion): the minimax theorem of von Neumann - Sion (#31560) …
Added Sion.isClosed_setOf_sublevelLeft_subsetView on Github →