∫ Утверждение Mathlib
map_mk'_self
Mathlib.GroupTheory.QuotientGroup.Defs
URI: https://scilib.ai/kg/mathlib#QuotientGroup.map_mk'_self
∫ Утверждение Mathlib
Mathlib.GroupTheory.QuotientGroup.Defs
URI: https://scilib.ai/kg/mathlib#QuotientGroup.map_mk'_self