Notation getl := (getLocal).Notation gets := getStatelet.Notation getp := (@getProtocol _ w).Definition network_rely s1 s2 := exists n, network_rely' n s1 s2.

Lemma rely_trans s1 s2 s3 : network_rely s1 s2 -> network_rely s2 s3 -> network_rely s1 s3.