∫ Утверждение Mathlib
coeff_fun_eq_zero_iff
Mathlib.RingTheory.HahnSeries.Basic
URI: https://scilib.ai/kg/mathlib#HahnSeries.coeff_fun_eq_zero_iff
∫ Утверждение Mathlib
Mathlib.RingTheory.HahnSeries.Basic
URI: https://scilib.ai/kg/mathlib#HahnSeries.coeff_fun_eq_zero_iff