∫ Утверждение Mathlib
map_unop_nhds
Mathlib.Topology.Algebra.Constructions
URI: https://scilib.ai/kg/mathlib#MulOpposite.map_unop_nhds
∫ Утверждение Mathlib
Mathlib.Topology.Algebra.Constructions
URI: https://scilib.ai/kg/mathlib#MulOpposite.map_unop_nhds