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Theorem first_order.language.nonempty_of_nonempty_constants

Modification history

2022-02-23 04:01
src/model_theory/basic.lean
feat(model_theory/basic): Language operations (#12129) …
Modified first_order.language.nonempty_of_nonempty_constantsView on Github →
2022-02-16 11:53
src/model_theory/basic.lean
feat(model_theory/terms_and_formulas): Define satisfiability and semantic equivalence of formulas (#11928) …
Added first_order.language.nonempty_of_nonempty_constantsView on Github →