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Theorem getbar-appeq

⊦ 0 ≤ j → ( getbytearray(r, i, j, st) + bytes = getbytearray(r0, i0, j, st) + bytes0 ↔ getbytearray(r, i, j, st) = getbytearray(r0, i0, j, st) ∧ bytes = bytes0)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: getbar-appeq-01,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 1
Used lemmas: bar-len-02,
Used spec theorems:
- list/bytelist/len-01
Used simplifier rules:
- list-data/bytelist/length-neq
- intnat/abs-eq