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Theorem hasSharing-subset

⊦ ¬ junkref(str, r, st) ∧ st ⊆ st1 ∧ ¬ hasSharing(r, st) → ¬ hasSharing(r, st1)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 11
Proof steps: 23
Used lemmas: fits-in, fits-subset, hasSharing-def,
Used spec theorems:
- storefuns/lookup-subset
Used simplifier rules: