Theorem Valued.isOpen_closedBall

Modification history

2026-03-06 13:45
Mathlib/Topology/Algebra/Valued/ValuationTopology.lean
chore(RingTheory/Valuation/RankOne): modify the definition of Valuation.RankOne using its range rather than its codomain (#26872) …
Modified Valued.isOpen_closedBallView on Github →
2025-10-10 10:01
Mathlib/Topology/Algebra/Valued/ValuationTopology.lean
style: fix capitalisation `Valued.isOpen_closedball -> Valued.isOpen_closedBall` (#30358)
Added Valued.isOpen_closedBallView on Github →