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Theorem validref-isobj

⊦ is_obj(r, st) → is_valid_ref(r, st)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: is_obj-validref, is_valid_ref, is_valid_ref-01, is_valid_ref-def, is_valid_ref-del-01, is_valid_ref-isobj, is_valid_ref-put-01, is_valid_ref-put-samefield, is_valid_ref-put-samefield-01, is_valid_ref-type, isvalidref-put-array-badindex, validref-01, validref-addobj, validref-addobj-01,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 2
Used lemmas: is-valid-ref,
Used spec theorems:
- Used simplifier rules: