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Theorem lemma-5-4-2

osc(view, trans, eqstate) ⊦ ∀ s1, s11. ∀ tr. proj(tr, Cview(view)) = [] ∧ reachable(trans, s1) ∧ reachable(trans, s11) → ( enabled(trans, s11, tr) ∧ eqstate(s11, s1) → (∃ tr0. proj(tr0, Cview(view)) = [] ∧ proj(tr0, Vview(view)) = proj(tr, Vview(view)) ∧ enabled(trans, s1, tr0)))

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 10
Proof steps: 21
Used lemmas: osc-help,
Used spec theorems:
Used simplifier rules:
- list/trace/Nil
- eventfunsHO/enabled-transex
- eventfunsHO/reachable-transex
- eventfunsHO/reachable-trans
- eventfunsHO/projection-one-empty
- list/trace/app-02-ant
- list/trace/a
- eventfunsHO/projection-append
- list/trace/c
- eventfunsHO/enabled-empty
- eventfunsHO/projection-empty