--- a/src/Modal/Modal0.thy Thu Oct 10 11:09:03 1996 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,39 +0,0 @@
-(* Title: 91/Modal/modal0
- ID: $Id$
- Author: Martin Coen
- Copyright 1991 University of Cambridge
-*)
-
-Modal0 = LK +
-
-consts
- box :: "o=>o" ("[]_" [50] 50)
- dia :: "o=>o" ("<>_" [50] 50)
- "--<",">-<" :: "[o,o]=>o" (infixr 25)
- "@Lstar" :: "[sequence,sequence]=>prop" ("(_)|L>(_)" [6,6] 5)
- "@Rstar" :: "[sequence,sequence]=>prop" ("(_)|R>(_)" [6,6] 5)
- Lstar,Rstar :: "[sobj=>sobj,sobj=>sobj]=>prop"
-
-rules
- (* Definitions *)
-
- strimp_def "P --< Q == [](P --> Q)"
- streqv_def "P >-< Q == (P --< Q) & (Q --< P)"
-end
-
-ML
-
-local
-
- val Lstar = "Lstar";
- val Rstar = "Rstar";
- val SLstar = "@Lstar";
- val SRstar = "@Rstar";
-
- fun star_tr c [s1,s2] = Const(c,dummyT)$LK.seq_tr1 s1$LK.seq_tr1 s2;
- fun star_tr' c [Abs(_,_,s1),Abs(_,_,s2)] =
- Const(c,dummyT) $ LK.seq_tr1' s1 $ LK.seq_tr1' s2;
-in
-val parse_translation = [(SLstar,star_tr Lstar), (SRstar,star_tr Rstar)];
-val print_translation = [(Lstar,star_tr' SLstar), (Rstar,star_tr' SRstar)]
-end;