===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/io/pexpr_body.c,v
retrieving revision 1.11
retrieving revision 1.13
diff -u -p -r1.11 -r1.13
--- OpenXM_contrib2/asir2000/io/pexpr_body.c	2005/12/10 14:14:15	1.11
+++ OpenXM_contrib2/asir2000/io/pexpr_body.c	2006/08/27 22:17:28	1.13
@@ -1,4 +1,4 @@
-/* $OpenXM: OpenXM_contrib2/asir2000/io/pexpr_body.c,v 1.10 2005/11/16 23:42:54 noro Exp $ */
+/* $OpenXM: OpenXM_contrib2/asir2000/io/pexpr_body.c,v 1.12 2006/04/16 00:51:14 noro Exp $ */
 
 #define PRINTHAT (fortran_output?PUTS("**"):PUTS("^"))
 
@@ -1087,13 +1087,17 @@ void PRINTNBP(VL vl,NBP p)
 	else {
 		for ( t = BDY(p); t; t = NEXT(t) ) {
 			m = (NBM)BDY(t);
+			PUTS("(");
 			PRINTEXPR(vl,(Obj)m->c);
+			PUTS(")*");
 			d = m->d;
 			b = m->b;
-			for ( i = 0; i < d; i++ ) {
-				if ( NBM_GET(b,i) ) PUTS("x");
-				else PUTS("y");
-			}
+			if ( d ) 
+				for ( i = 0; i < d; i++ ) {
+					if ( NBM_GET(b,i) ) PUTS("x");
+					else PUTS("y");
+				}
+			else PUTS("1");
 			if ( NEXT(t) ) PUTS("+");
 		}
 	}