exact_iff_surjective_moduleCatToCycles — Mathlib · SciLib

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exact_iff_surjective_moduleCatToCycles

Mathlib.Algebra.Homology.ShortComplex.ModuleCat

URI: https://scilib.ai/kg/mathlib#CategoryTheory.ShortComplex.exact_iff_surjective_moduleCatToCycles

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