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Theorem Security-simple

⊦ obs(run(cl), d) = obs(run(ipurge(cl, d)), d)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 5
Proof steps: 9
Used lemmas: eqd-reflexivity, eqd-transitivity, eqd-symmetry, lemma2,
Used spec theorems:
Used simplifier rules:
- AccessControlWithState/obs-in-domain