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CategoryTheory.InjectiveResolution.extEquivCohomologyClass_symm_smul
Modification history
2026-10-02 13:31
Mathlib/CategoryTheory/Abelian/Injective/Ext.lean
feat(Algebra/Homology): more API for Ext in linear categories (#44190) …
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CategoryTheory.InjectiveResolution.extEquivCohomologyClass_symm_smul
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