Changeset 7a81a69 in git for factory/canonicalform.cc

Timestamp:

Jun 13, 1996, 9:15:50 AM (28 years ago)

Author:

Rüdiger Stobbe <stobbe@…>

Branches:

(u'spielwiese', 'fe61d9c35bf7c61f2b6cbf1b56e25e2f08d536cc')

Children:

1986a2fee92863e911c04f6574a96cc4caee8fa4

Parents:

f59b88fb5075f45eedd00f61e2cb4e7c27bacdce

Message:

"CanonicalForm::deriv(x): bug fix, result is now swapped back if x is not
                         the main variable of *this
"


git-svn-id: file:///usr/local/Singular/svn/trunk@15 2c84dea3-7e68-4137-9b89-c4e89433aadc

File:

• factory/canonicalform.cc (modified) (2 diffs)

factory/canonicalform.cc

@@ -1 +1 @@
 // emacs editmode for this file is -*- C++ -*-
-// $Id: canonicalform.cc,v 1.0 1996-05-17 10:59:42 stobbe Exp $
+// $Id: canonicalform.cc,v 1.1 1996-06-13 07:15:50 stobbe Exp $
 
 /*
 $Log: not supported by cvs2svn $
+Revision 1.0  1996/05/17 10:59:42  stobbe
+Initial revision
+
 */
 
@@ -358 +361 @@
             if ( i.exp() > 0 )
                 res += power( y, i.exp()-1 ) * i.coeff() * i.exp();
-        return res;
+        return (y==x) ? res : swapvar( res, x, y );
     }
 }