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Theorem category_theory.abelian.pseudoelement.exist_ne_and_fst_eq_fst_and_snd_eq_snd

Modification history

2023-05-30 23:18
counterexamples/pseudoelement.lean
chore(archive + counterexamples): namespaces imo, theorems_100, counterexample, plus three more (#19129) …
Deleted category_theory.abelian.pseudoelement.exist_ne_and_fst_eq_fst_and_snd_eq_sndView on Github →
2022-04-12 12:36
counterexamples/pseudoelement.lean
feat(counterexamples/pseudoelement): add counterexample to uniqueness in category_theory.abelian.pseudoelement.pseudo_pullback (#13387) …
Added category_theory.abelian.pseudoelement.exist_ne_and_fst_eq_fst_and_snd_eq_sndView on Github →