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Theorem int2bytes-shortval

⊦ 0 ≤ s2i(sho) → ¬ 2 < # int2bytes(s2i(sho))

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 5
Proof steps: 10
Used lemmas:
Used spec theorems:
- bytes/int2bytes-len-pos
- bytes/int2bytes-len-pos-01
Used simplifier rules:
- int-abs/numleledel-01
- int-abs/lels-04
- int-abs/numlelsdel
- int-abs/lels-03
- int-basic1/forward-pos
- int-abs/forward-le-05
- byte/short-max-01
- int-abs/lels-01
- int-abs/forward-le
- int-abs/forward-le-04
- bytes/int2bytes-byte
- list/bytelist/len-02
- int-abs/anti
- int-abs/lels
- bytes/int2bytes-empty
- list-data/bytelist/l
- nat-basic1/f
- int-abs/forward-le-01
- int-abs/leone