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Proof step 5 from proof valid-eraseqp-in (previous step)

wlar[n] = wl-entry(m, stat), n ∈ q, ∀ n. n ∈ q ↔ n < # wlar ∧ wlar[n].status = erasing ⊦ wl-entry(m, stat) = wl-entry(m, erasing), # wlar ∈ q

Heuristic quantifier applied rule all left

And closed the goal!

Rule argument

pos: left 3 terms: n

Additional information

Used simplifier rules: f: ⊦ m < n → n ≠ 0; (forward) from specification nat-basic% ⊦ wl-entry(m, stat).status = stat; (s) Used terms: n