src/Sequents/S43.ML

+(*  Title:      Modal/S43
+    ID:         $Id$
+    Author:     Martin Coen
+    Copyright   1991  University of Cambridge
+
+This implements Rajeev Gore's sequent calculus for S43.
+*)
+
+local open Modal0_rls S43
+in structure MP_Rule : MODAL_PROVER_RULE =
+   struct
+    val rewrite_rls = rewrite_rls
+    val safe_rls    = safe_rls
+    val unsafe_rls  = unsafe_rls @ [pi1,pi2]
+    val bound_rls   = bound_rls @ [boxL,diaR]
+    val aside_rls   = [lstar0,lstar1,lstar2,rstar0,rstar1,rstar2,S43pi0,S43pi1,S43pi2]
+   end;
+end;
+structure S43_Prover = Modal_ProverFun(MP_Rule);