Theorem IsValuativeTopology.isOpen_sphere

Modification history

2026-03-21 18:59
Mathlib/Topology/Algebra/Valued/ValuativeRel.lean
feat(Valued/ValuationTopology): Add and generalize lemmas for `IsValuativeTopology` (#36532) …
Deleted IsValuativeTopology.isOpen_sphereView on Github →
2025-08-04 14:14
Mathlib/Topology/Algebra/Valued/ValuativeRel.lean
chore: rename ValuativeTopology to IsValuativeTopology (#26845)
Added IsValuativeTopology.isOpen_sphereView on Github →