Section REC_COP3_EFFECT.
(* invariants *)
Variable c0 : Config.
Variable s0 s1 s2 s3 s4 : Site.
Hypothesis rt_true : rt c0 s2 = false.

Lemma rcop3_trans_le_dt_time :
dt c0 s0 <= time c0 ->
dt (rec_copy3_trans c0 s1 s2) s0 <= time (rec_copy3_trans c0 s1 s2).