∫ Утверждение Mathlib
closure_union_one
Mathlib.Algebra.Group.Subgroup.Lattice
URI: https://scilib.ai/kg/mathlib#Subgroup.closure_union_one
∫ Утверждение Mathlib
Mathlib.Algebra.Group.Subgroup.Lattice
URI: https://scilib.ai/kg/mathlib#Subgroup.closure_union_one