Changeset f7e9c6 in git

Timestamp:

Sep 4, 2012, 11:56:31 AM (10 years ago)

Author:

Martin Lee <martinlee84@…>

Branches:

(u'jengelh-datetime', 'ceac47cbc86fe4a15902392bdbb9bd2ae0ea02c6')(u'spielwiese', 'ad2543eab51733612ba7d118afc77edca719600e')

Children:

3c0e63dd166900fac42be3a4607e06a7ed73c36c

Parents:

95a3f28050cbaee31788c2dcfcb842febfbfc9af

git-author:

Martin Lee <martinlee84@web.de>2012-09-04 11:56:31+02:00

git-committer:

Martin Lee <martinlee84@web.de>2012-09-05 15:00:02+02:00

Message:

chg: avoid divisions

Location:

factory

Files:

• facFactorize.cc (modified) (4 diffs)
• facFqFactorize.cc (modified) (4 diffs)

factory/facFactorize.cc

@@ -918 +918 @@
   Aeval= evaluateAtEval (A, evaluation, 2);
 
-  CanonicalForm hh= Lc (Aeval.getFirst());
+  CanonicalForm hh= 1/Lc (Aeval.getFirst());
 
   for (iter= Aeval; iter.hasItem(); iter++)
-    iter.getItem() /= hh;
-
-  A /= hh;
+    iter.getItem() *= hh;
+
+  A *= hh;
 
   CFListIterator iter2;
@@ -1023 +1023 @@
           Aeval= evaluateAtEval (A, evaluation, 2);
 
-          hh= Lc (Aeval.getFirst());
+          hh= 1/Lc (Aeval.getFirst());
 
           for (iter2= Aeval; iter2.hasItem(); iter2++)
-            iter2.getItem() /= hh;
-
-          A /= hh;
+            iter2.getItem() *= hh;
+
+          A *= hh;
           break;
         }
@@ -1279 +1279 @@
         Aeval= evaluateAtEval (A, evaluation, 2);
 
-        hh= Lc (Aeval.getFirst());
+        hh= 1/Lc (Aeval.getFirst());
 
         for (CFListIterator i= Aeval; i.hasItem(); i++)
-          i.getItem() /= hh;
-
-        A /= hh;
+          i.getItem() *= hh;
+
+        A *= hh;
       }
       factors= CFList();
@@ -1433 +1433 @@
     Aeval= evaluateAtEval (A, evaluation, 2);
 
-    hh= Lc (Aeval.getFirst());
+    hh= 1/Lc (Aeval.getFirst());
 
     for (CFListIterator i= Aeval; i.hasItem(); i++)
-      i.getItem() /= hh;
-
-    A /= hh;
+      i.getItem() *= hh;
+
+    A *= hh;
 
     if (!fdivides (LC (oldA,1),prod (leadingCoeffs2[lengthAeval2-1])))

factory/facFqFactorize.cc

@@ -2605 +2605 @@
 
   Aeval= evaluateAtEval (A, evaluation, 2);
-  CanonicalForm hh= Lc (Aeval.getFirst());
+  CanonicalForm hh= 1/Lc (Aeval.getFirst());
   for (iter= Aeval; iter.hasItem(); iter++)
-    iter.getItem() /= hh;
-
-  A /= hh;
+    iter.getItem() *= hh;
+
+  A *= hh;
+
 
   CFListIterator iter2;
@@ -2714 +2715 @@
           Aeval= evaluateAtEval (A, evaluation, 2);
 
-          hh= Lc (Aeval.getFirst());
+          hh= 1/Lc (Aeval.getFirst());
 
           for (iter2= Aeval; iter2.hasItem(); iter2++)
-            iter2.getItem() /= hh;
-
-          A /= hh;
+            iter2.getItem() *= hh;
+
+          A *= hh;
           break;
         }
@@ -2971 +2972 @@
         Aeval= evaluateAtEval (A, evaluation, 2);
 
-        hh= Lc (Aeval.getFirst());
+        hh= 1/Lc (Aeval.getFirst());
 
         for (CFListIterator i= Aeval; i.hasItem(); i++)
-          i.getItem() /= hh;
-
-        A /= hh;
+          i.getItem() *= hh;
+
+        A *= hh;
       }
       factors= CFList();
@@ -3126 +3127 @@
     Aeval= evaluateAtEval (A, evaluation, 2);
 
-    hh= Lc (Aeval.getFirst());
+    hh= 1/Lc (Aeval.getFirst());
 
     for (CFListIterator i= Aeval; i.hasItem(); i++)
-      i.getItem() /= hh;
-
-    A /= hh;
+      i.getItem() *= hh;
+
+    A *= hh;
 
     if (!fdivides (LC (oldA,1),prod (leadingCoeffs2[lengthAeval2-1])))