∫ Утверждение Mathlib
single_nat
Mathlib.Algebra.SkewMonoidAlgebra.Basic
URI: https://scilib.ai/kg/mathlib#SkewMonoidAlgebra.single_nat
∫ Утверждение Mathlib
Mathlib.Algebra.SkewMonoidAlgebra.Basic
URI: https://scilib.ai/kg/mathlib#SkewMonoidAlgebra.single_nat