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Theorem restrict-le1

⊦ key0 < key1 → ri |≤ key0 |≤ key1 = ri |≤ key0

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: 3
Proof steps: 7
Used lemmas: at-le, in-le,
Used spec theorems:
- store/node-index/k-Extension
Used simplifier rules:
- oelem/key-order/ls-le
- oelem/key-order/nll
- oelem/key-order/transitivity