∫ Утверждение Mathlib
trans_refl
Mathlib.Topology.OpenPartialHomeomorph
URI: https://scilib.ai/kg/mathlib#OpenPartialHomeomorph.trans_refl
∫ Утверждение Mathlib
Mathlib.Topology.OpenPartialHomeomorph
URI: https://scilib.ai/kg/mathlib#OpenPartialHomeomorph.trans_refl