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Theorem first_order.language.substructure.comap_le_comap_iff_of_surjective

Modification history

2022-02-07 11:17
src/model_theory/basic.lean
chore(model_theory/*): Split up model_theory/basic (#11846) …
Modified first_order.language.substructure.comap_le_comap_iff_of_surjectiveView on Github →
2021-08-18 18:52
src/model_theory/basic.lean
feat(model_theory/basic): more substructure API, including subtype, map, and comap (#7937) …
Added first_order.language.substructure.comap_le_comap_iff_of_surjectiveView on Github →