Above image created with the old float version of Fermat.

Release of Fermat Source Code. The source code for version 6.21 was released under GNU GPL in August 2018. If you are interested in having a copy, and have not done so recently, email me.

The manual for the 64 bit Linx and Mac versions has been updated. March 2020.

New 64 bit Fermat 6.3, with vastly improved multivariate polynomial gcd since 6.0. January 27, 2020.

Compare Your Computer Algebra System. Take the Fermat Tests! September 2015.

Fermat is freeware. Those who have grant money are requested to contribute $70 per installed machine.

Fermat Linux as a C Library. revised January 13, 2020

   ball 64 bit Versions of Fermat, Version 5.25 July 5, 2016

   ball Mac OS X Intel Version of Fermat Now Available, 32 bit. 3.9.9x, revised July 5, 2016

   ball Float Versions of Fermat Now Available. April 22, 2015

   ball Mac OS X G3-G5 Version of Fermat Available. 3.9.9x, revised October 8, 2010, for old G3-G5 Macs.

   ball Linux Version of Fermat Now Available. 3.9.9x, revised July 5, 2016

   ball New Windows Version of Fermat. 3.9.9x, March 28, 2013

   ball Unix Version of Fermat Available. 3.6.9, revised December 15, 2005

   ball Old Obsolete Windows Version of Fermat. 3.6.9, revised October 29, 2007

   ball Mac OS 9 Version of Fermat Available. 3.7.0, revised October 29, 2007

   ball Source Code for Old Windows Version Available. April 17, 2010

   ball Source Code for FFermat Now Available. January 19, 2009

   ball Fermat Very Impressive in Comparison of Computer Algebra Systems

   ball HTML and PDF Versions of the Manuals:

Revised PDF and HTML Manuals for Linux,Windows, and OS X. July 25, 2011, small revisions April and June 2016.

   ball Fermat FAQ frequently asked questions.

  Here is a documented collection of functions that implement the Dixon-EDF method for solving systems of polynomial equations in Fermat.    K. Kudashkina, K. Melnikova, C. Wever. Two-loop amplitudes for processes gg → Hg, qg → Hq and qq → Hg at large Higgs transverse momentum. arXiv:1712.06549 [hep-ph]. Dec. 2017.
  J. Ablinger, A. Behring, J. Bluemlein, et al. Heavy Flavor Wilson Coefficients in Deep-Inelastic Scattering: Recent Results. arXiv:1711.07957. Nov. 2017.
  Philipp Maierhoefer, Johann Usovitsch, Peter Uwer. Kira - A Feynman Integral Reduction Program. arXiv:1705.05610 [hep-ph]. May 2017.
  J. Ablinger, A. Behring, J. Blumlein, A. De Freitas, A. von Manteuffel, C. Schneider. The Three-Loop Splitting Functions P(2)qg and P(2,NF)gg. arXiv:1705.01508 [hep-ph]. May 2017.
  Kirill Melnikov, Lorenzo Tancredi, Christopher Wever. Two-loop amplitudes for qg → Hq and qq¯→ Hg mediated by a nearly massless quark. arXiv:1702.00426 [hep-ph]. Feb 2017.

Revised Manual for Linux and OSX. March 25, 2020

ball Suggested donation $70, using PayPal. (You don't have to have a PayPal account.)