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Version 1.6.4
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‎.gitattributes

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version_1.6.1/4ti2-1.6.1.tar.gz -text
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version_1.6.2/4ti2-1.6.2.tar.gz -text
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version_1.6.3/4ti2-1.6.3.tar.gz -text
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version_1.6.4/4ti2-1.6.4.tar.gz -text
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version_1.6/4ti2-1.6.tar.gz -text
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/walk.html -text
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/zbasis.html -text

‎4ti2_manual.pdf

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‎data.html

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<table border=0 width=90% cellspacing=5 cellpadding=5>
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<tr>
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<th>
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<font size=6>Data structure</font>
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<font size=6>Data format</font>
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</th>
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</tr>
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</table>
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</center>
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The main concept of 4ti2 remains the same: a project is defined via a file
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'foo' containing the problem matrix. Related sets such as Graver basis
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or Markov basis are put into 'foo.gra' and 'foo.mar', respectively.<p>
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The interface of 4ti2 is minimalistic: A project is defined via a set
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of text files with the same basename and different extensions, most
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importantly the file 'foo.mat' containing the problem matrix. Each of
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the files has a very simple format,
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Computed sets such as a Graver basis or a Markov basis are then written
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into files 'foo.gra' and 'foo.mar', respectively.<p>
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Input files and output files usually contain a matrix or a list of
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vectors (written as a matrix) in a standard encoding such as<br>

‎download_4ti2.html

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<table border=5 width=90% cellspacing=5 cellpadding=5>
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<tr>
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<th>
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Version 1.6.3, release on April 28, 2015</th>
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Version 1.6.4, release on May 19, 2015</th>
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</tr>
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<th>
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<font color=red> This is a source-only release of 4ti2, licensed as
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<table border=5 width=90% cellspacing=5 cellpadding=5>
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<tr>
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<th width=50% align=left>
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<a href="version_1.6.4/4ti2-1.6.4.tar.gz">4ti2 version 1.6.4 source code</a>
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</th>
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<th width=50% align=left>
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</th>
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</tr>
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</table>
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<table border=5 width=90% cellspacing=5 cellpadding=5>
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<tr>
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<th>
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Version 1.6.3, release on April 28, 2015</th>
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</tr>
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<th>
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This is a source-only release of 4ti2, licensed as
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usual under the GNU General Public License. <p>It should compile on
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GNU/Linux, Mac OS X (with XCode), and Windows (with Cygwin).
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</th>
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</table>
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<table border=5 width=90% cellspacing=5 cellpadding=5>
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<tr>
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<th width=50% align=left>
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<a href="version_1.6.3/4ti2-1.6.3.tar.gz">4ti2 version 1.6.3 source code</a>
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</th>
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<th width=50% align=left>
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</th>
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</tr>
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</table>
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<table border=5 width=90% cellspacing=5 cellpadding=5>
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<tr>
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<th>
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Version 1.1, released September 22, 2003</th>
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</tr>
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</table>
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<table border=5 width=90% cellspacing=5 cellpadding=5>
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<tr>
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<th width=50%>
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<a href="version_1.1/4ti2_sun_1.1.tar.gz">4ti2 version 1.1 for SUN machines</a>
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</th>
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<th width=50%>
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<a href="install_sun_1.1.html">Installation guide for SUN machines</a>
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</th>
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</tr>
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<tr>
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<th width=50%>
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<a href="version_1.1/4ti2_linux_1.1.tar.gz">4ti2 version 1.1 for linux machines</a>
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</th>
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<th width=50%>
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<a href="install_linux_1.1.html">Installation guide for linux machines</a>
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</th>
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</tr>
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</table>
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</BODY>

‎h.html

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<table border=0 width=90% cellspacing=5 cellpadding=5>
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<font size=6>April 28, 2015: We are happy to release 4ti2 version 1.6.3!</font>
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<font size=6>May 19, 2015: We are happy to release 4ti2 version 1.6.4!</font>
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</th>
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</tr>
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</table>
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or have a look at our <a href="4ti2_manual.pdf">manual</a>!</font><p>
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<pre>
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News in 4ti2 version 1.6.4, compared to 1.6.3:
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* Improved error checking while reading zsolve input files.
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Reported by Sebastian Gutsche.
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* The PDF manual has been updated to include a reference to commands
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and their options and a reference to the API. The command
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reference on www.4ti2.de has also been updated.
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* Better option handling. Make long options available in non-GNU
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platforms such as Mac OS X. All commands now support the
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standard --help and --version options.
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* Minor fix to the test suite.
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Reported by Luis David Garcia-Puente.
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News in 4ti2 version 1.6.3, compared to 1.6.2:
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* The manual has been updated.

‎output.html

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<pre>
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<!--- Autogenerated, do not edit. -->
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-------------------------------------------------
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4ti2 version 1.6.3+svn, Copyright 2006,2015 4ti2 team.
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4ti2 comes with ABSOLUTELY NO WARRANTY.
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This is free software, and you are welcome
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to redistribute it under certain conditions.
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For details, see the file COPYING.
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-------------------------------------------------
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usage: output [--options] FILENAME.EXT
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Transforms a 4ti2 matrix file to something else.

‎team.html

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</center>
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<ul>
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<li> Ralf Hemmecke, RISC, University of Linz, Austria
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<li> Raymond Hemmecke, University of Magdeburg, Germany
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<li> Matthias K&ouml;ppe, UC Davis, CA, USA
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<li> Peter Malkin, CORE, UC Davis, CA, USA
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<li> Matthias Walter, University of Magdeburg, Germany
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<li> <strong>Raymond Hemmecke</strong>,
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<a href="http://www.heureka-solutions.com/">Heureka
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Solutions, Munich</a>
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<p> Project initiator; developed the first versions of <code>hilbert</code>,
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<code>graver</code>, <code>groebner</code>, etc. while at UC Davis.
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<p> Continued to maintain the project while at the University of
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Magdeburg, TU Darmstadt, and TU Munich.
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</li>
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<li> <strong>Ralf Hemmecke</strong>, RISC, University of Linz,
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Austria
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<p> Credited as coauthor for early 4ti2 code, some of which is
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still part of 4ti2 in <code>src/util</code>
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</li>
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<li> <strong><a href="https://www.math.ucdavis.edu/~mkoeppe/">Matthias
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K&ouml;ppe</a></strong>, UC Davis, CA, USA
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<p>Wrote <code>ppi</code> while at the University of Magdeburg, which was later
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included in 4ti2.
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<p>Updated the build system.
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<p>Current de facto maintainer;
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contact: <a href="mailto:[email protected]">[email protected]</a>
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</li>
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<li> <strong>Peter Malkin</strong>
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<p>Developed the current version
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of <code>groebner</code>, <code>qsolve</code>, etc.,
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while at CORE, UC Louvain, Belgium and at UC Davis, CA, USA.
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<p>Developed the C API of 4ti2.
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<li> <strong>Matthias Walter</strong>, University of Magdeburg,
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Germany
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<p>Wrote the current version of <code>zsolve</code>,
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including <code>hilbert</code>, <code>graver</code>.
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‎toc.html

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<a href="h.html" target=text>Main page</a>
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<li> <a href="team.html" target=text>Team</a>
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<li> <a href="team.html" target=text>Team/Contact</a>
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<li> <a href="cite.html" target=text>How to cite 4ti2</a>
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<li> <a href="download.html" target=text>Download</a>
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<li> <a href="4ti2_manual.pdf" target=text>Manual</a> (PDF)

‎users.html

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<a href="http://www.sagemath.org/" target=_top>http://www.sagemath.org/</a>
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</th>
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</tr>
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<tr valign=top>
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<th align=left>
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GAP
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</th>
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<th align=left>
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<a href="http://wwwb.math.rwth-aachen.de/~gutsche/gap_packages/4ti2Interface/">GAP
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4ti2 interface by Sebastian Gutsche</a><br>
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<a href="http://homepages.vub.ac.be/~abachle/help/">GAP package HeLP
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by Andreas B&auml;chle, Leo Margolis</a>
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</th>
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</tr>
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‎version_1.6.4/4ti2-1.6.4.tar.gz

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