∫ Утверждение Mathlib
instLeftCancelSemigroupOrderDual
Mathlib.Algebra.Order.Group.Synonym
URI: https://scilib.ai/kg/mathlib#instLeftCancelSemigroupOrderDual
∫ Утверждение Mathlib
Mathlib.Algebra.Order.Group.Synonym
URI: https://scilib.ai/kg/mathlib#instLeftCancelSemigroupOrderDual