;;; $Id: ch5-7-1-expressed-value.def,v 1.1 1998/10/26 16:40:40 leavens Exp $ trustme! (defrep Expressed-Value datum) (deftype number->expressed (-> (number) Expressed-Value)) (deftype expressed->number (-> (Expressed-Value) number)) (deftype procedure-text->expressed (-> (Procedure-Text) Expressed-Value)) (deftype expressed->procedure-text (-> (Expressed-Value) Procedure-Text)) (deftype list->expressed (-> ((list Expressed-Value)) Expressed-Value)) (deftype expressed->list (-> (Expressed-Value) (list Expressed-Value))) (deftype void->expressed (-> (void) Expressed-Value)) (deftype denoted->expressed (-> (Denoted-Value) Expressed-Value)) (deftype expressed->denoted (-> (Expressed-Value) Denoted-Value))