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Theorem unmodified-key-range-node

⊦ iast[adr] = indexnode(brar, bv0, m) ∧ n ≤ nused ∧ nused < BRANCH_SIZE ∧ # zbrar = BRANCH_SIZE ∧ unmodified(adr, mkznode(rp, zbrar, bv1, false, nused + 1), iast) → key-range(load(brar, 0, nused + 1), n, nused + 1, ri) = key-range(zbrar, n, nused + 1, ri)

Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls,
Comment:
Used by:
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 4
Proof steps: 9
Used lemmas: range, unmodified,
Used spec theorems:
- store/node-index/k-Extension
- znode-ops/save-node
Used simplifier rules: