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Theorem restrict-gt4

⊦ ¬ key1 < key0 → ri |> key0 |> key1 = ri |> key1

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 7
Used lemmas: at-gt, in-gt,
Used spec theorems:
- store/node-index/k-Extension
Used simplifier rules:
- oelem/key-order/nnn
- oelem/key-order/nll