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Proof step 1 from proof lemma-5-4-2 (previous step)

osc, reachable(s), reachable(s0), eqstate(s, s0) ⊦ ∃ tr. proj(tr, Cview(view)) = [] ∧ proj(tr, Vview(view)) = [] ∧ enabled(s0, tr)

Heuristic quantifier closing applied rule exists right

And closed the goal!

Rule argument

[EXRARG : pos: right 1, [QUANTTERMLIST : ([])]]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ proj([], inevs) = []], [CSIMPSEQ : ⊦ enabled(s, [])])], [EXTRATERMS : ([])]]