===================================================================
RCS file: /home/cvs/OpenXM/src/kan96xx/Doc/hol.sm1,v
retrieving revision 1.10
retrieving revision 1.12
diff -u -p -r1.10 -r1.12
--- OpenXM/src/kan96xx/Doc/hol.sm1	2001/01/04 12:29:33	1.10
+++ OpenXM/src/kan96xx/Doc/hol.sm1	2003/07/05 01:53:32	1.12
@@ -1,4 +1,4 @@
-% $OpenXM: OpenXM/src/kan96xx/Doc/hol.sm1,v 1.9 2000/12/29 07:19:37 takayama Exp $
+% $OpenXM: OpenXM/src/kan96xx/Doc/hol.sm1,v 1.11 2003/06/26 08:14:45 takayama Exp $
 %% hol.sm1, 1998, 11/8, 11/10, 11/14, 11/25, 1999, 5/18, 6/5. 2000, 6/8
 %% rank, rrank, characteristic
 %% This file is error clean.
@@ -276,6 +276,7 @@ message-quiet
   /arg1 set
   [/in-gb /aa /typev /setarg /f /v 
    /gg /wv /termorder /vec /ans /rr /mm
+   /degreeShift  /env2
   ] pushVariables 
   [(CurrentRingp) (KanGBmessage)] pushEnv
   [
@@ -284,6 +285,7 @@ message-quiet
     aa isArray { } { ( << array >> gb) error } ifelse
     /setarg 0 def
     /wv 0 def
+    /degreeShift 0 def
     aa { tag } map /typev set
     typev [ ArrayP ] eq
     {  /f aa 0 get def
@@ -317,7 +319,23 @@ message-quiet
        /wv aa 2 get def
        /setarg 1 def
     } { } ifelse
+    typev [ArrayP StringP ArrayP ArrayP] eq
+    {  /f aa 0 get def
+       /v aa 1 get def
+       /wv aa 2 get def
+       /degreeShift aa 3 get def
+       /setarg 1 def
+    } { } ifelse
+    typev [ArrayP ArrayP ArrayP ArrayP] eq
+    {  /f aa 0 get def
+       /v aa 1 get from_records def
+       /wv aa 2 get def
+       /degreeShift aa 3 get def
+       /setarg 1 def
+    } { } ifelse
 
+    /env1 getOptions def
+
     setarg { } { (gb : Argument mismatch) error } ifelse
     
     [(KanGBmessage) gb.verbose ] system_variable
@@ -342,10 +360,19 @@ message-quiet
         0] define_ring
         /termorder 1 def
       }{
-        [v ring_of_differential_operators 
-         wv weight_vector
-        0] define_ring
-        wv gb.isTermOrder /termorder set
+       degreeShift isInteger {
+         [v ring_of_differential_operators 
+          wv weight_vector
+         0] define_ring
+         wv gb.isTermOrder /termorder set
+       }{
+         [v ring_of_differential_operators 
+          wv weight_vector
+          0
+          [(degreeShift) degreeShift]
+          ] define_ring
+         wv gb.isTermOrder /termorder set
+       } ifelse
       } ifelse
     } {
       %% Use the ring structre given by the input.
@@ -382,6 +409,7 @@ message-quiet
     }{ }
     ifelse
     %% 
+    env1 restoreOptions  %% degreeShift changes "grade"
 
     /arg1 ans def
   ] pop
@@ -723,6 +751,8 @@ message-quiet
   (a : [f ];    array f;  f is a set of generators of an ideal in a ring.)
   (a : [f v];   array f; string v;  v is the variables. )
   (a : [f v w]; array f; string v; array of array w; w is the weight matirx.)
+  (a : [f v w ds]; array f; string v; array of array w; w is the weight matirx.)
+  (                array ds; ds is the degree shift )
   (  )
   $Example 1: [ [( (x Dx)^2 + (y Dy)^2 -1) ( x y Dx Dy -1)] (x,y) $
   $             [ [ (Dx) 1 ] ] ] gb pmat ; $
@@ -736,6 +766,9 @@ message-quiet
   (  )
   $Example 4: [[ [(x^2) (y+x)] [(x+y) (y^3)] [(2 x^2+x y) (y+x+x y^3)]] (x,y) $
   $             [ [ (x) -1 (y) -1] ] ] gb pmat ; $
+  (  )
+  $Example 5: [[ [(x^2) (y+x)] [(x+y) (y^3)] [(2 x^2+x y) (y+x+x y^3)]] (x,y) $
+  $             [ [ (x) -1 (y) -1] ]  [[0 1] [-3 1] ] ] gb pmat ; $
   (  )
   (cf. gb, groebner, groebner_sugar, syz. )
 ]] putUsages