∫ Утверждение Mathlib
instNontrivialLeft
Mathlib.Algebra.Algebra.Unitization
URI: https://scilib.ai/kg/mathlib#Unitization.instNontrivialLeft
∫ Утверждение Mathlib
Mathlib.Algebra.Algebra.Unitization
URI: https://scilib.ai/kg/mathlib#Unitization.instNontrivialLeft