∫ Утверждение Mathlib
instAddCommSemigroup
Mathlib.Algebra.Lie.Free
URI: https://scilib.ai/kg/mathlib#FreeLieAlgebra.instAddCommSemigroup
∫ Утверждение Mathlib
Mathlib.Algebra.Lie.Free
URI: https://scilib.ai/kg/mathlib#FreeLieAlgebra.instAddCommSemigroup