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Theorem isarray-length-04

⊦ st[r -- (sk0 ' + sk ' + _length ')] .intval < 0 → ¬ is_array(st[r -- (sk0 ' + sk ')] .refval, st)

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: 0
Proof steps: 1
Used lemmas: isarray-length-03,
Used spec theorems:
- Used simplifier rules:
  - list/storekeys/a