Section REC_COP3_CTRL.
(* decompte de messages *)
Variable c0 : Config.
Variable s0 s1 s2 : Site.
Hypothesis not_owner : s1 <> owner.
Hypothesis first_mess : first Message (bm c0 s1 s2) = value Message copy.

Lemma rcop3_trans_ctrl_dec :
forall s3 : Site,
ctrl_dec s0 s3 (bm (rec_copy3_trans c0 s1 s2)) = ctrl_dec s0 s3 (bm c0).