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Proof step 18 from proof initialization (previous step)

mtd-cons(pebs), ubi-io-initial(pebs) ⊦ ∃ apebs0. ubi-io-initial(apebs0) ∧ ⟨apebs := apebs0⟩ abs(pebs, apebs)

User applied rule apply lemma

And obtained the following new goals

Rule argument

spec: <toplevel> name: initial-ex-abstract-initial seq: ⊦ ubi-io-initial(pebs) → (∃ apebs. abs(pebs, apebs) ∧ ubi-io-initial(apebs)) subst: [pebs] → [pebs]

Additional information

Used terms: pebs