Changeset e5fdcc4 in git

Timestamp:

Oct 24, 2012, 10:39:15 AM (11 years ago)

Author:

Martin Lee <martinlee84@…>

Branches:

(u'jengelh-datetime', 'ceac47cbc86fe4a15902392bdbb9bd2ae0ea02c6')(u'spielwiese', '0604212ebb110535022efecad887940825b97c3f')

Children:

7c118d6112dba9ada1b535c2016e8ba196a7ed0e

Parents:

d92e665d52071913cbb033cd53653f2c4e85d61f

git-author:

Martin Lee <martinlee84@web.de>2012-10-24 10:39:15+02:00

git-committer:

Martin Lee <martinlee84@web.de>2012-10-24 12:33:26+02:00

Message:

chg: clear denominators of A before shifting

File:

• factory/facFactorize.cc (modified) (3 diffs)

factory/facFactorize.cc

@@ -1033 +1033 @@
   //shifting to zero
   TIMING_START (fac_shift_to_zero);
+  CanonicalForm denA= bCommonDen (A);
+  A *= denA;
   A= shift2Zero (A, Aeval, evaluation);
+  A /= denA;
 
   for (iter= biFactors; iter.hasItem(); iter++)
@@ -1083 +1086 @@
   for (iter= Aeval; iter.hasItem(); iter++)
   {
-    tmp2= bCommonDen (iter.getItem());
+    tmp2= bCommonDen (iter.getItem()/denA);
     Off (SW_RATIONAL);
     tmp3= lcm (tmp2,tmp3);
@@ -1095 +1098 @@
 
   for (iter= Aeval; iter.hasItem(); iter++)
-    iter.getItem() *= tmp3*power (multiplier, biFactors.length() - 1);
+    iter.getItem() *= tmp3*power (multiplier, biFactors.length() - 1)/denA;
 
   for (int i= 0; i < lengthAeval2; i++)