index.html

{% extends 'base.html' %}

{% block header %}
<style type="text/css">
 div.announce {
   font-size:100%;
   font-weight: strong;
   padding: 10px;
   margin-top: 15px;
   width: 70%;
   border-left:  3px solid #7f7fff;
   border-right: 3px solid #7f7fff;
   background: #efefff;
 }
 div.announce input {font-size: 95%;}
 div.announce > p {margin: 5px 0 5px 0;}
</style>
{% endblock %}

{% block content %}
<div class="hidden"><img src="./pix/index_icons-nq8.png" alt="" /></div>
<div class="narrow txt topmargin" id="idx1" track="index-top">
  <strong class="large">{{ sage }}</strong> is a free <a href=
  "https://github.com/sagemath/sage/">open-source</a>
  mathematics software system licensed under the GPL.
It builds on top of many existing 
open-source packages:
<a href="https://numpy.org/">NumPy</a>, 
<a href="https://scipy.org/">SciPy</a>, 
<a href="https://matplotlib.org/">matplotlib</a>,
<a href="https://www.sympy.org/">Sympy</a>, 
<a href="http://maxima.sourceforge.net/">Maxima</a>, 
<a href="https://www.gap-system.org/">GAP</a>, 
<a href="http://www.flintlib.org/">FLINT</a>, 
<a href="http://www.r-project.org/">R</a>
<a href="https://doc.sagemath.org/html/en/reference/spkg">and many more</a>.
Access their combined power through a common, Python-based language
or directly via interfaces or wrappers.
{#
&rarr;
<a href="./tour.html">Tour</a>,
<a href="{{ docroot }}/html/en/tutorial/index.html">Tutorial</a>,
<a href="{{ docroot }}">Documentation</a>
#}

 </div>

 <div class="narrow center txt">
  Mission: <em>Creating a viable free open source alternative to Magma, Maple, Mathematica and Matlab</em>.
 </div>

{#
  <div class="narrow txt announce center">
      {{ sage }} is searching for students for this summer's <b>Google Summer of Code</b>!<br/>
      We have many exciting project ideas for students to work over the summer
      and to get mentored by experts in the field: 
      <a href="https://summerofcode.withgoogle.com/organizations/5443521142063104/">{{ sage }} Organization</a>
      (<a href="https://wiki.sagemath.org/GSoC/2016">ideas list</a>)
  </div>
#}

<div class="narrow center txt announce">
  <p>Learn how to use {{ sage }}:</p>
  <p>
    <a href="http://gregorybard.com/Sage.html">Sage for Undergraduates</a> by Gregory Bard
    (Spanish: <a href="http://www.sage-para-estudiantes.com/">Sage para Estudiantes de Pregrado</a>)
  </p>
  <p>
    <a href="sagebook/english.html">Mathematical Computation with Sage</a>
by Paul Zimmermann et al.<br/>
    (French: <a href="sagebook/french.html">Calcul mathématique avec Sage</a>,
German: <a href="https://members.loria.fr/PZimmermann/sagebook/CalculDeutsch.pdf">Rechnen mit Sage</a>)
  </p>
</div>

{#
<div id="sagecloud" class="narrow center txt announce" track="index-smc-banner">
    Join <a href="https://cocalc.com/?utm_source=sagemath.org&amp;utm_medium=banner"><b>CoCalc (formerly SageMathCloud)</b></a> online service for free.<br/>
Work with {{ sage }},
    <a href="http://ipython.org/">IPython</a>,
    <a href="http://pydata.org/">Python</a>,
    <a href="http://r-project.org/">R</a>,
    <a href="http://gap-system.org/">GAP</a>,
    <a href="http://www.math.uiuc.edu/Macaulay2/">M2</a>,
    <a href="http://root.cern.ch">ROOT</a>,
    <a href="http://julialang.org/">Julia</a> and more
    <a href="https://cocalc.com/?utm_source=sagemath.org&amp;utm_medium=banner">in the Cloud</a>.
</div>
#}

{#
  <a href="./eval.html">{{ sage }} Cell Server</a>: run {{ sage }} online instantly
  <br/>
  <form method="GET" action="./eval.html">
  <input onmouseover="javascript:this.focus();" type="text" name="code" value="factor(2012)" size="25" />
  <input type="submit" value="eval" />
  </form>
#}

{#
<!-- pushing chrome webstore sage app -->
<script type="text/javascript">
var data = navigator.userAgent;
if (data) {
   if (data.indexOf("Chrome") != -1) {
     document.write("<div class='narrow txt' style='text-align:center'>");
     document.write("<a href='https://chrome.google.com/webstore/detail/dckejpjjnjaagdahkdgighlejbckajak'><img src='http://boxen.math.washington.edu/home/schilly/sage-webstore/sage-128.png' height='64' width='64'><br/>Install the {{ sage }} Notebook Webapp for Google Chrome.</a></div>");
   }
}
</script>
#}

 <table class="top center"
        id="index-table"
        track="index-table">
  <colgroup>
   <col style="width: 40%" />
   <col style="width: 10%" />
   <col style="width: 10%" />
   <col style="width: 40%" />
  </colgroup>

  <tbody>
   <tr>
    <td class="right">
      <h2>
        <a href="https://cocalc.com/features/sage?utm_source=sagemath.org&amp;utm_medium=landingpage">Sage on CoCalc</a>
      </h2>
     <div class="small">
       or:
       <a href="https://sagecell.sagemath.org/">{{ sage }}Cell</a><br/>
     </div>
    </td>

    <td><a class="index-menu round raised"
       id="index-cocalc"
       href="https://cocalc.com/features/sage?utm_source=sagemath.org&amp;utm_medium=icon"></a></td>

    <td><a class="index-menu round raised"
       id="index-download" href="https://doc.sagemath.org/html/en/installation/index.html"></a></td>

    <td class="left">
        <h2><a href="https://doc.sagemath.org/html/en/installation/index.html">Install {{version}}</a></h2>

     <div class="small">
       <span class="nowrap"><a href="https://github.com/sagemath/sage/releases">Releases</a>
         &middot; </span>
         {#<span class="nowrap"><a href="https://wiki.sagemath.org/ReleaseTours/">Release Tours</a>
       &middot; </span>#}
         {#<span class="nowrap"><a href="changelogs/index.html">Changelogs</a>
       &middot; </span>#}
         {#<span class="nowrap"><a href="download-source.html">Source tarball {{ version_src }}</a>
       &middot; </span>#}
         <span class="nowrap"><a href="https://github.com/sagemath/sage/">Clone from GitHub</a></span>
     </div>
    </td>
   </tr>

   <tr>
    <td class="right">
     <h2><a href="./help.html">Help</a>/<a href="{{ docroot }}">Documentation</a> </h2>

     <div class="small">
      <span class="nowrap"><a href="./help-video.html"><strong>Video</strong></a> &middot; </span>
      <span class="nowrap"><a href="./help-groups.html">Forums</a>  &middot; </span> 
      <a href="{{ docroot }}/html/en/tutorial/index.html">Tutorial</a>
      &middot; <a href="{{ docroot }}/html/en/faq/">FAQ</a>
      &middot; <a href="https://ask.sagemath.org/"><strong>Questions?</strong></a>
     </div>
    </td>

    <td><a href="help.html"
       class="index-menu round raised"
       id="index-help"></a></td>

    <td><a class="index-menu round raised"
       id="index-tour"
       href="tour.html"></a></td>

    <td class="left">
     <h2><a href="./tour.html">Feature Tour</a></h2>

     <div class="small">
      <span class="nowrap"><a href="./tour-quickstart.html">Quickstart</a>  &middot; </span> <span class=
      "nowrap"><a href="./tour-research.html">Research</a>  &middot; </span> <a href=
      "./tour-graphics.html">Graphics</a>
     </div>
    </td>
   </tr>

   <tr>
    <td class="right">
     <h2><a href="./library.html">Library</a></h2>

     <div class="small">
      <a href="./library-stories.html">Testimonials</a>  
       &middot;  <a href="./library-publications.html#books">Books</a>
       &middot;  <a href="./library-publications.html">Publications</a>
       &middot;  <a href="./library-press.html">Press Kit</a>
     </div>
    </td>

    <td><a href="./library.html"
       class="index-menu round raised"
       id="index-library"></a></td>

    <td><a href="./search.html"
       class="index-menu round raised"
       id="index-search"></a></td>

    <td class="left">
     <h2><a href="./search.html">Search</a></h2>

     <div class="small">
      <form id='search'>
       <input type="text"
             onmouseover="javascript:this.focus();"
             class="small"
             name="search"
             id="searchquery"
             placeholder="Search..."/>
      </form>
      <script type="text/javascript">
          var search = form = document.getElementById("search");
          var qurl = 'https://cse.google.com/cse/publicurl?cx=017384562579735769466:s27byrlaffu&q=';
          form.onsubmit = function(){
                var query = document.getElementById("searchquery");
                window.location = qurl + query.value;
                return false;
          };
      </script>
     </div>
    </td>
   </tr>
  </tbody>
 </table>

 <div class="txt">
  &#160;
 </div>


<div class="narrow center txt announce" style="margin-top: 50px;">
<p style="font-weight:bold;">
  Help {{ sage }} by becoming a
  <a href="https://github.com/sponsors/sagemath">&hearts; Sponsor</a>
  </p>
  <p>
    Donations are handled via SageMath <a href="https://github.com/sagemath">GitHub Organization</a>
   with <a href="https://opencollective.com/sage_math">Open Source Collective</a> as fiscal host.<br/>
   One-time and recurring donations can also be done via {{ sage }} <a href="https://opencollective.com/sage_math">Open Source Collective</a>;
   credit cards/PayPal/bank transfers are accepted.
   <a href="https://opencollective.com/opensource">Open Source Collective</a> is a USA IRC 501(c)(6) registered tax-exempt charity.
  </p>
</div>


{#
<div id="random"
     track="index-random"
     class="narrow center txt random"
     style="opacity: 0">&nbsp;</div>
<script type="text/javascript">
var rlinks = [
    ["development-ack.html", "Richard D. Jenks Memorial Prize"],
    ["development-ack.html", "{{ sage }} Acknowledgements"],
    ["tour-quickstart.html", "Quickstart into {{ sage }}"],
    ["development-map.html", "Map of all {{ sage }} developers"],
    ["tour.html", "Introduction to {{ sage }}"],
    ["http://www.ctan.org/tex-archive/help/Catalogue/entries/sagetex.html", "SageTeX - embedding {{ sage }} code inside LaTeX documents."],
    ["library-stories.html", "Success Stories, Testimonials, News Articles, Blogs"],
    ["library-publications.html", "Publications citing {{ sage }}"],
    ["library-marketing.html", "Posters, Flyers, Spread the Word, ..."],
    ["tour-benchmarks.html", "{{ sage }} Benchmarks"],
    ["http://wiki.sagemath.org/interact", "Interactive Calculations with {{ sage }}"],
    ["help.html", "Tutorials and Help Resources"]
];
var random_link = function () {
    var idx = Math.floor(Math.random() * rlinks.length);
    var href = rlinks[idx][0];
    var txt = rlinks[idx][1];
    var $a = $('<a>').attr('href', href).text(txt);
    $("#random").animate({ opacity: 0 }, "slow", function() {
        $(this).text("Random Link: ")
               .append($a)
               .animate({ opacity: 1 }, "slow");
    });
}
$(function () { random_link(); setInterval(random_link, 10000); });
</script>
#}

{% endblock %}

{% block footer %}
{% endblock %}