fact: Definition H10p_sem E sigma := dp_eval_pfree sigma (fst E) = dp_eval_pfree sigma (snd E).
imports: Undecidability.Synthetic.Definitions Undecidability.FOL(Syntax.Facts Deduction.FullNDFacts Semantics.Tarski.FullFacts Semantics.Tarski.FullSoundness) Undecidability.FOL.PA Undecidability.FOL.Arithmetics(TarskiFacts DeductionFacts NatModel) Undecidability.H10(H10p) List Lia