With the kind permission of the authors of Singular, G.-M. Greuel, R. Stobbe, G. Pfister, H. Schoenemann, and J. Schmidt, University of Kaiserslautern, Macaulay 2 incorporates Singular-Factory, version 1.3b, a free library of polynomial routines which provides for factorization of polynomials. It is distributed under the terms of the GNU General Public License and is available at ftp://www.mathematik.uni-kl.de/pub/Math/Singular/Factory.
See also: