exact h.sorted i j hi hij hj
case inr
α : Type u
lt : α → α → Bool
inst✝ : LawfulLTBRel lt
x : Subarray α
stop : Nat
h : Algdata.BinaryHeap.heapSort.Intermed lt x stop
i j : Nat
hij : i < j
hj : j < stop
hz : x.start = x.stop
hi : x.stop ≤ i
⊢ lt x.as[j] x.as[i] = false
no goals