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Theorem isarray-okarray

⊦ ¬ is_array(r, st) → ¬ okarray(r, ty, st)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 7
Proof steps: 20
Used lemmas: oktype-okval, okreftype, okarrayNotNull, is-any-array, okarray-05,
Used spec theorems:
- typefuns/le-noreftype
- typefuns/le-noreftype-01
Used simplifier rules: