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Proof step 663 from proof SII-loops (previous step)

〈RED(S _ (S _ K _ K) _ (S _ K _ K) _ (S _ (S _ K _ K) _ (S _ K _ K)); t0): kappa 〉 t0 = t, ∀ kappa0, t. kappa0 < kappa → (〈RED(S _ (S _ K _ K) _ (S _ K _ K) _ (S _ (S _ K _ K) _ (S _ K _ K)); t0): kappa0 〉 t0 = t → false) ⊦

User applied rule call left

And obtained the following new goals

Proof step 3:
⊦
Proof step 662:
〈t2 := t0, t1 := S _ (S _ K _ K) _ (S _ K _ K) _ (S _ (S _ K _ K) _ (S _ K _ K))〉〈if kappa = 0 then abort else let tn = none in { RED1(t1; tn): kappa -1 ; if tn ≠ none then RED(tn .t; t2): kappa -1 else t2 := t1 }〉 t2 = t, ∀ kappa0, t. kappa0 < kappa → (〈RED(S _ (S _ K _ K) _ (S _ K _ K) _ (S _ (S _ K _ K) _ (S _ K _ K)); t0): kappa0 〉 t0 = t → false) ⊦

Rule argument

[fmapos-arg: pos: left 1]

Additional information

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