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theory Impl_finite(* Title: HOLCF/IOA/ABP/Impl.thy ID: $Id: Impl_finite.thy,v 1.4 2005/09/03 14:50:22 wenzelm Exp $ Author: Olaf Müller *) header {* The implementation *} theory Impl_finite imports Sender Receiver Abschannel_finite begin types 'm impl_fin_state = "'m sender_state * 'm receiver_state * 'm packet list * bool list" (* sender_state * receiver_state * srch_state * rsch_state *) constdefs impl_fin_ioa :: "('m action, 'm impl_fin_state)ioa" "impl_fin_ioa == (sender_ioa || receiver_ioa || srch_fin_ioa || rsch_fin_ioa)" sen_fin :: "'m impl_fin_state => 'm sender_state" "sen_fin == fst" rec_fin :: "'m impl_fin_state => 'm receiver_state" "rec_fin == fst o snd" srch_fin :: "'m impl_fin_state => 'm packet list" "srch_fin == fst o snd o snd" rsch_fin :: "'m impl_fin_state => bool list" "rsch_fin == snd o snd o snd" ML {* use_legacy_bindings (the_context ()) *} end