fact: Axiom todo2 : forall (s0 s2 : Site) (q0 q1 q2 : queue Message), In_queue Message (inc_dec s0) (append Message q0 (append Message q1 q2)) -> In_queue Message (inc_dec s0) (append Message q0 (input Message dec (append Message q1 (input Message (inc_dec s2) q2)))).
imports: DistributedReferenceCounting.machine3.machine DistributedReferenceCounting.machine3.cardinal DistributedReferenceCounting.machine3.comm