isUnit_of_mem_nonZeroDivisors_of_mulOpposite — Mathlib · SciLib

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isUnit_of_mem_nonZeroDivisors_of_mulOpposite

Mathlib.RingTheory.Artinian.Module

URI: https://scilib.ai/kg/mathlib#IsArtinianRing.isUnit_of_mem_nonZeroDivisors_of_mulOpposite

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