===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/poly.c,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -p -r1.20 -r1.21
--- OpenXM_contrib2/asir2000/builtin/poly.c	2003/06/21 02:09:16	1.20
+++ OpenXM_contrib2/asir2000/builtin/poly.c	2003/06/24 09:49:35	1.21
@@ -45,7 +45,7 @@
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
  *
- * $OpenXM: OpenXM_contrib2/asir2000/builtin/poly.c,v 1.19 2003/06/19 07:08:18 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/builtin/poly.c,v 1.20 2003/06/21 02:09:16 noro Exp $ 
 */
 #include "ca.h"
 #include "parse.h"
@@ -54,7 +54,7 @@
 void Pranp();
 
 void Pheadsgn();
-void Pmul_trunc();
+void Pmul_trunc(),Pquo_trunc();
 void Pumul(),Pumul_ff(),Pusquare(),Pusquare_ff(),Putmul(),Putmul_ff();
 void Pkmul(),Pksquare(),Pktmul();
 void Pord(), Pcoef0(), Pcoef(), Pdeg(), Pmindeg(), Psetmod();
@@ -114,6 +114,7 @@ int current_ff;
 
 struct ftab poly_tab[] = {
 	{"headsgn",Pheadsgn,1},
+	{"quo_trunc",Pquo_trunc,2},
 	{"mul_trunc",Pmul_trunc,3},
 	{"homogeneous_deg",Phomogeneous_deg,-2},
 	{"homogeneous_part",Phomogeneous_part,-3},
@@ -260,6 +261,37 @@ void Pmul_trunc(NODE arg,P *rp)
 		vn[i].n = QTOS(DEG(DC(h)));
 	}
 	mulp_trunc(vl,p1,p2,vn,rp);
+}
+
+void Pquo_trunc(NODE arg,P *rp)
+{
+	P p1,p2,p,h;
+	VL vl0,vl1,vl2,tvl,vl;
+	VN vn;
+	int i,n;
+
+	p1 = (P)ARG0(arg);
+	p2 = (P)ARG1(arg);
+	if ( !p1 )
+		*rp = 0;
+	else if ( NUM(p2) )
+		divsp(CO,p1,p2,rp);
+	else {
+		get_vars((Obj)p1,&vl1); get_vars((Obj)p2,&vl2); mergev(CO,vl1,vl2,&vl);
+		for ( tvl = vl, n = 0; tvl; tvl = NEXT(tvl), n++ );
+		vn = (VN) ALLOCA((n+1)*sizeof(struct oVN));
+		for ( i = 0, tvl = vl; i < n; tvl = NEXT(tvl), i++ ) {
+			vn[i].v = tvl->v;
+			vn[i].n = 0;
+		}
+		vn[i].v = 0;
+		vn[i].n = 0;
+		for ( h = p2, i = 0; OID(h) == O_P; h = COEF(DC(h)) ) {
+			for ( ; vn[i].v != VR(h); i++ );
+			vn[i].n = QTOS(DEG(DC(h)));
+		}
+		quop_trunc(vl,p1,p2,vn,rp);
+	}
 }
 
 void Phomogeneous_part(NODE arg,P *rp)