fact: Axiom todo1 : forall (s3 s4 : Site) (q0 q1 q2 : queue Message), ~ In_queue Message (inc_dec s4) (append Message q0 (input Message dec (append Message q1 (input Message (inc_dec s3) q2)))) -> ~ In_queue Message (inc_dec s4) (append Message q0 (append Message q1 q2)).
imports: DistributedReferenceCounting.machine3.machine DistributedReferenceCounting.machine3.cardinal DistributedReferenceCounting.machine3.comm