Theorem UniformSpace.ball_eq_of_mem_of_isSymmetricRel_of_isTransitiveRel

Modification history

2025-10-24 14:57
Mathlib/Topology/UniformSpace/Ultra/Basic.lean
refactor(Topology/UniformSpace): use `SetRel` (#23181) …
Deleted UniformSpace.ball_eq_of_mem_of_isSymmetricRel_of_isTransitiveRelView on Github →
2025-03-14 10:34
Mathlib/Topology/UniformSpace/Ultra.lean
feat(Topology/UniformSpace): define nonarchimedean uniformity (#22580) …
Added UniformSpace.ball_eq_of_mem_of_isSymmetricRel_of_isTransitiveRelView on Github →