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Proof step 27 from proof not-pre1-term-unfair (previous step)

□ (R1(pm, S', S'') ∧ R2(pm, S', S'')), [:S | Boolvar ::- [PL ¬ Pre1(pm, S)] ∥nf false ::- [PL S = s6 ∧ R2(pm, S', S'') -+-> (last ⊃ Post2(pm, s, S);G2(pm, S, S')) ∧ ◇ last]], N = N'' + 1 until Boolvar, INDHYP-nat(N + 1), R1(pm, s1, S), Pre1(pm, s2), I(pm, s2), RG-restr(pm, R1, G1, Pre1, Post1, I, R2, G2, Pre2, Post2), Pre1(pm, s1), Pre2(pm, s), R1(pm, s2, S), R2(pm, s2, S), I(pm, s1), I(pm, s), G2(pm, s1, s2), R2(pm, s2, s6), R1(pm, s1, s2), I(pm, S), I(pm, s6), Pre1(pm, S) ⊦ ◇ last, [:S | Boolvar ::- [PL ¬ Pre1(pm, S)] ∥nf false ::- [PL R2(pm, S', S'') -+-> (last ⊃ Post2(pm, s, S);G2(pm, S, S')) ∧ (□ R2(pm, S', S'') → ◇ last)]]

User applied rule decompose

And closed the goal!

Rule argument

positions: 2, 2

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