Theorem IsSymmetricRel.preimage_prodMap

Modification history

2026-05-17 20:27
Mathlib/Topology/UniformSpace/Defs.lean
chore: remove declarations deprecated between 2021-05-15 and 2025-11-15 (#39405) …
Deleted IsSymmetricRel.preimage_prodMapView on Github →
2025-03-19 05:32
Mathlib/Topology/UniformSpace/Defs.lean
feat(UniformSpace/Ultra): nonarchimedean uniformities of (indexed) products (#22995)
Added IsSymmetricRel.preimage_prodMapView on Github →