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Theorem isobj-put-index-02

⊦ is_obj(r, st[r0 -- i ', val]) ↔ is_obj(r, st)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: is_obj-put-index, isvalidref-put-array-badindex,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 5
Used lemmas: isobj-isobj-01, isobj-classtype, isobj-type-06, isobj-type-05, isobj-null-02, isobj-isobj, isobj-put-index-01, is-any-object,
Used spec theorems:
- Used simplifier rules: