∫ Утверждение Mathlib
num_eq_zero_iff
Mathlib.RingTheory.FractionalIdeal.Operations
URI: https://scilib.ai/kg/mathlib#FractionalIdeal.num_eq_zero_iff
∫ Утверждение Mathlib
Mathlib.RingTheory.FractionalIdeal.Operations
URI: https://scilib.ai/kg/mathlib#FractionalIdeal.num_eq_zero_iff