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
+local open Modal0_rls
 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);  
+structure S43_Prover = Modal_ProverFun(MP_Rule);