Mathlib v3 is deprecated. Go to Mathlib v4

Def first_order.language.Lequiv.on_formula

Modification history

2022-03-27 04:09
src/model_theory/syntax.lean
chore(model_theory/*): Split up big model theory files (#12918) …
Modified first_order.language.Lequiv.on_formulaView on Github →
2022-03-22 20:22
src/model_theory/terms_and_formulas.lean
feat(model_theory/*): Language equivalences (#12837) …
Added first_order.language.Lequiv.on_formulaView on Github →