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Proof step 50 from proof Security-strong (conclusion)

⊦ ipurge(cl, d) = ipurge(cl0, d) ∧ eqds(sys, sources(cl, d), sys0) → obs(run(sys, cl), d) = obs(run(sys0, cl0), d)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 49:
ipurge(cl, d) = ipurge(cl0, d), eqds(sys, sources(cl, d), sys0) ⊦ obs(run(sys, cl), d) = obs(run(sys0, cl0), d)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]