Changeset e27299 in git for modules

Timestamp:

Jun 17, 2006, 6:51:03 PM (18 years ago)

Author:

Michael Brickenstein <bricken@…>

Branches:

(u'spielwiese', '17f1d200f27c5bd38f5dfc6e8a0879242279d1d8')

Children:

f150c1f822d2fc1b923639e902a1506649215a06

Parents:

d5245dab5e822b080f9ee9d2d2decfb0e29585f9

Message:

*bricken: register variables


git-svn-id: file:///usr/local/Singular/svn/trunk@9231 2c84dea3-7e68-4137-9b89-c4e89433aadc

Location:

modules/python

Files:

• polytester (modified) (1 diff)
• util.py (modified) (2 diffs)

modules/python/polytester

@@ -36 +36 @@
 r.set()
 z2=Polynomial('z')
+r=util.create_ring(char=0,nvars=3, varNames=['u','v','w'], ordering='lp', register=locals())
+print u+v*w
 #the following should fail
 #print z+z2

modules/python/util.py

@@ -3 +3 @@
 singular=SingularGlobalsProxy()
 
-def create_ring(char=0, nvars=1, varNames=None, ordering="dp", degvec=None):
+def create_ring(char=0, nvars=1, varNames=None, ordering="dp", degvec=None, register=None):
   if not varNames:
     varNames=["x("+str(i)+")" for i in xrange(1,nvars+1)]
@@ -15 +15 @@
   modulweights.append(0)
   l=[char,varNames,[[ordering,degvec],["C",modulweights]], Ideal()]
-  return singular.ring(l)
+  res=singular.ring(l)
+  if register is None:
+    return res
+  else:
+    old_ring=Ring()
+    res.set()
+    for i in range(nvars):
+        v=singular.var(i+1)
+        register[str(v)]=v
+        
+    old_ring.set()
+    return res