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Theorem heap-order-overwrite-children-at
n ≤ # kar, m < n ⊦ heap-order(kar, n) ∧ (m ≠ 0 → ¬ ki.key < kar[(m - 1) / 2].key) ∧ (2 * m + 1 < n → ¬ kar[2 * m + 1].key < ki.key) ∧ (2 * m + 2 < n → ¬ kar[2 * m + 2].key < ki.key) → (¬ heap-order(kar[m, ki], n) ↔ false)
Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by:
Used by units in proved state:
bin-min-heap-prepost
,
Proof exists?: Yes
View
the proof
Infos about the proof
Proved?: Yes
Interactions: 2
Proof steps: 21
Used lemmas:
heap-order
,
Used spec theorems:
nat-div
/
div-two-mult
Used simplifier rules:
key-index
/
elim
oelem
/binheap-key/
nll
nat-div
/
two-zero-01-01
array
/key-index-array/
cngetput
nat-div
/
two-odd-01
nat-div
/
mult-02
nat-div
/
two-ls-04
nat-basic
/
f
nat-div
/
mod-eq-02
nat-basic
/
one-06
nat
/
fle
nat
/
elim-pred-c
oelem
/binheap-key/
nen
array
/key-index-array/
Put-other
key-index
/
inj
nat-mult
/
rsucc-02
nat-basic
/
a
nat-basic
/
c
nat-mult
/
mult-a
nat-mult
/
mult-c
array
/key-index-array/
Put-same
nat
/
add-01
nat-basic
/
add-base
nat-div
/
two-neq-01
nat-basic
/
oz
oelem
/binheap-key/
lel