∫ Утверждение Mathlib
smul_zero_subset
Mathlib.Algebra.GroupWithZero.Action.Pointwise.Set
URI: https://scilib.ai/kg/mathlib#Set.smul_zero_subset
∫ Утверждение Mathlib
Mathlib.Algebra.GroupWithZero.Action.Pointwise.Set
URI: https://scilib.ai/kg/mathlib#Set.smul_zero_subset