===================================================================
RCS file: /home/cvs/OpenXM/src/kan96xx/Kan/dr.sm1,v
retrieving revision 1.3
retrieving revision 1.7
diff -u -p -r1.3 -r1.7
--- OpenXM/src/kan96xx/Kan/dr.sm1	2000/02/02 09:07:59	1.3
+++ OpenXM/src/kan96xx/Kan/dr.sm1	2000/12/29 07:19:38	1.7
@@ -1,9 +1,9 @@
-% $OpenXM: OpenXM/src/kan96xx/Kan/dr.sm1,v 1.2 1999/11/08 00:16:05 takayama Exp $
+% $OpenXM: OpenXM/src/kan96xx/Kan/dr.sm1,v 1.6 2000/12/10 07:48:42 takayama Exp $
 %% dr.sm1 (Define Ring) 1994/9/25, 26
 %% This file is error clean.
 
 @@@.quiet {   }
-{ (macro package : dr.sm1,   9/26,1995 --- Version 2/2, 2000. ) message } ifelse
+{ (macro package : dr.sm1,   9/26,1995 --- Version 12/10, 2000. ) message } ifelse
 
 /ctrlC-hook {
 %%% define your own routing in case of error.
@@ -1474,6 +1474,13 @@
   (type?) data_conversion  RationalFunctionP eq
 } def
 
+[(isRing)
+ [(obj isRing bool) ]
+] putUsages
+/isRing {
+  (type?) data_conversion  RingP eq
+} def
+
 /toString.tmp {
   /arg1 set
   [/obj /fname] pushVariables
@@ -3532,6 +3539,72 @@ $ [ff ff] fromVectors :: $ 
 [(nl)
 [(nl is the newline character.)
  $Example: [(You can break line) nl (here.)] cat message$
+]] putUsages
+
+/to_int {
+  /arg1 set
+  [/to-int /ob /ans] pushVariables
+  [
+    /ob arg1 def
+    /ans ob def
+    ob isArray {
+      ob {to_int} map /ans set
+      /LLL.to_int goto
+    } {  } ifelse
+    ob isInteger {
+      ob (universalNumber) dc /ans set
+      /LLL.to_int goto
+    } {  } ifelse
+    /LLL.to_int
+    /arg1 ans def
+  ] pop
+  popVariables
+  arg1
+} def
+[(to_int)
+[(obj to_int obj2)
+ (All integers in obj are changed to universalNumber.)
+ (Example: /ff [1 2 [(hello) (0).]] def  ff { tag } map ::)
+ (         ff to_int { tag } map :: )
+]] putUsages
+
+/define_ring_variables {
+  [/in-define_ring_variables /drv._v /drv._p /drv._v0] pushVariables
+%% You cannot use these names for names for polynomials.
+  [
+     /drv._v getVariableNames def
+     /drv._v0 drv._v def
+     drv._v { dup /drv._p set (/) 2 1 roll ( $) drv._p ($. def ) } map cat
+     /drv._v set
+%     drv._v message
+     [(parse) drv._v] extension 
+  ] pop
+  popVariables
+} def
+[(define_ring_variables)
+[(It binds  a variable <<a>> in the current ring to the sm1 variable <<a>>.)
+ (For example, if x is a variable in the current ring, it defines the sm1)
+ (variable x by /x (x) def)
+]] putUsages
+
+/boundp {
+  /arg1 set
+  [/a /ans] pushVariables
+  [
+    /a arg1 def
+    [(parse) [(/) a ( load tag 0 eq { /ans 0 def } )
+                    (               { /ans 1 def } ifelse )] cat ] extension
+    /arg1 ans def
+  ] pop
+  popVariables
+  arg1
+} def
+[(boundp)
+ [( a boundp b)
+  (string a, b is 0 or 1.)
+  (If the variable named << a >> is bounded to a value,)
+  (it returns 1 else it returns 0.)
+  $Example: (hoge) boundp ::$
 ]] putUsages
 
 ;