exact h.sorted i j hi hij hj
case zero
α : Type u
lt : α → α → Bool
inst✝ : LawfulLTBRel lt
x : Subarray α
stop n : Nat
y : Array α
i j : Nat
hij : i < j
hj : j < stop
x✝ : Subarray α
h : Algdata.BinaryHeap.heapSort.Intermed lt x✝ stop
hn : 0 ≤ Subarray.size x✝
hi : x✝.stop - 0 ≤ i
⊢ lt x✝.as[j] x✝.as[i] = false
no goals