Changeset 001a685 in git


Ignore:
Timestamp:
Feb 18, 2003, 12:09:25 PM (21 years ago)
Author:
Hans Schönemann <hannes@…>
Branches:
(u'fieker-DuVal', '117eb8c30fc9e991c4decca4832b1d19036c4c65')(u'spielwiese', 'b52fc4b2495505785981d640dcf7eb3e456778ef')
Children:
eb5fcc81e0beea3c88366fa5ff87f41a7c103265
Parents:
6e86a45333661b0aa63b39e5aea92f1e2f113b3f
Message:
* hannes: alg_gcd(f,f'=0) get a special handling


git-svn-id: file:///usr/local/Singular/svn/trunk@6507 2c84dea3-7e68-4137-9b89-c4e89433aadc
File:
1 edited

Legend:

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Added
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  • libfac/charset/alg_factor.cc

    r6e86a4 r001a685  
    33// emacs edit mode for this file is -*- C++ -*-
    44////////////////////////////////////////////////////////////
    5 static char * rcsid = "$Id: alg_factor.cc,v 1.11 2002-10-24 17:22:21 Singular Exp $";
     5static char * rcsid = "$Id: alg_factor.cc,v 1.12 2003-02-18 11:09:25 Singular Exp $";
    66////////////////////////////////////////////////////////////
    77// FACTORY - Includes
     
    661661 // cout << "algcd result:"  << Fgcd << endl;
    662662  if ( Fgcd == 0 ) DEBOUTMSG(cerr, "WARNING: p'th root ?");
    663   if ( degree(Fgcd, f.mvar()) > 0 ){
     663  if (( degree(Fgcd, f.mvar()) > 0) && (!(f.deriv().isZero())) ){
    664664    DEBOUTLN(cout, "Nontrivial GCD found of ", f);
    665665    CanonicalForm Ggcd= divide(f, Fgcd,Astar);
     
    744744/*
    745745$Log: not supported by cvs2svn $
     746Revision 1.11  2002/10/24 17:22:21  Singular
     747* hannes: factoring in alg.ext., alg_gcd, NTL stuff
     748
    746749Revision 1.10  2002/08/19 11:11:29  Singular
    747750* hannes/pfister: alg_gcd etc.
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