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Theorem validref-put-norefval-equiv

⊦ okval(st[r1 -- sk], sk .fs .type) ∧ r1 -- sk ∈ st ∧ ¬ is_referencevalue(val) ∧ is_fskey(sk) ∧ okval(val, sk .fs .type) ∧ sk .fs .type ≠ void_type ∧ sk ≠ _length → (validref(str, r, ty, st[r1 -- sk, val]) ↔ validref(str, r, ty, st))

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 4
Proof steps: 12
Used lemmas: junkref-put-norefval-equiv, validref-null, validref-def, validref-put-norefval,
Used spec theorems:
- Used simplifier rules: