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Theorem shiftright-byte-8-pos

⊦ 0 ≤ b2i(by) → b2i(by) >> 8 = 0

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 4
Used lemmas: byte-le-256,
Used spec theorems:
- intops/shiftright-rec-8
- int-div/div-zero-02
Used simplifier rules: