∫ Утверждение Mathlib
mk_eq_mk_iff_sub_mem
Mathlib.RingTheory.Ideal.Quotient.Defs
URI: https://scilib.ai/kg/mathlib#Ideal.Quotient.mk_eq_mk_iff_sub_mem
∫ Утверждение Mathlib
Mathlib.RingTheory.Ideal.Quotient.Defs
URI: https://scilib.ai/kg/mathlib#Ideal.Quotient.mk_eq_mk_iff_sub_mem