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Theorem category_theory.abelian.pseudoelement.zero_of_map_zero

Modification history

2020-08-18 08:44
src/category_theory/abelian/pseudoelements.lean
feat(category_theory/abelian): pseudoelements and a four lemma (#3803)
Added category_theory.abelian.pseudoelement.zero_of_map_zeroView on Github →