∫ Утверждение Mathlib
instInhabitedOfHasZeroObject
Mathlib.Algebra.Homology.HomotopyCategory
URI: https://scilib.ai/kg/mathlib#HomotopyCategory.instInhabitedOfHasZeroObject
∫ Утверждение Mathlib
Mathlib.Algebra.Homology.HomotopyCategory
URI: https://scilib.ai/kg/mathlib#HomotopyCategory.instInhabitedOfHasZeroObject