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Theorem isobj-put-02

⊦ is_obj(r, st) ∧ oktype(val, ty, st) ∧ ty ≠ void_type → is_obj(r, st[r1 -- mkfs(class, ty, fieldvar) ', val])

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: is_obj-put, is_valid_ref-put, is_valid_ref-put-samefield, validref-put,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 10
Used lemmas: isobj-put-03, is-any-object,
Used spec theorems:
- Used simplifier rules: