∫ Утверждение Mathlib
sup_iff_not_inf_not
Mathlib.ModelTheory.Equivalence
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.BoundedFormula.sup_iff_not_inf_not
∫ Утверждение Mathlib
Mathlib.ModelTheory.Equivalence
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.BoundedFormula.sup_iff_not_inf_not