Mercurial > web-octave
diff index.md @ 44:dbc6628a3c05
Drag index.html into the Markdown language.
author | Kai T. Ohlhus <k.ohlhus@gmail.com> |
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date | Wed, 31 Aug 2016 01:08:40 +0200 |
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children | aa0c5c467963 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/index.md Wed Aug 31 01:08:40 2016 +0200 @@ -0,0 +1,159 @@ +--- +layout: default +--- + +<div class="row"> + <div class="columns medium-6"> + <a href="#"> + <img src="{{ "/img/mesh.png" | prepend: site.baseurl }}" /> + </a> + </div> + <div class="columns medium-6"> + <h2 class="home-title"> + <img src="{{ "/img/logo.png" | prepend: site.baseurl }}" style="float: left; height: 48px; width: auto; padding-right: 0.5rem" /> + GNU Octave + </h2> + <h3>Scientific Programming Language</h3> + <ul> + <li>Powerful mathematics-oriented syntax with built-in plotting and visualization tools</li> + <li>Free software, runs on GNU/Linux, Mac, BSD, and Windows</li> + <li>Drop-in compatible with many Matlab scripts</li> + </ul> + <div> + <ul class="button-group stack-for-small even-2"> + <li><a href="#install" class="button">Download</a></li> + <li><a href="{{site.docs_url}}" class="button">Docs</a></li> + </ul> + </div> + </div> +</div> + + +### Syntax Examples + +The Octave syntax is largely compatible with +[Matlab](https://www.mathworks.com/matlab). +The Octave interpreter can be run in GUI mode, as a console, +or invoked as part of a shell script. + +<div class="row"> + <div class="columns medium-4" > + <p> + Solve systems of equations with linear algebra operations on + <strong>vectors</strong> and <strong>matrices</strong> + </p> + </div> + <div class="columns medium-8"> +{% highlight matlab%} +b = [4; 9; 2] % Column vector +A = [ 3 4 5; + 1 3 1; + 3 5 9 ] +x = A \ b % Solve the system by inverting A +{% endhighlight %} + </div> +</div> + +<div class="row"> + <div class="columns medium-4"> + <p> + Visualize data with <strong>high-level plot commands</strong> + in 2D and 3D + </p> + </div> + <div class="columns medium-8"> +{% highlight matlab %} +x = -10:0.1:10 % Create an evenly-spaced vector from -10..10 +y = sin(x) % y is also a vector +plot(x,y) +{% endhighlight %} + <div class="text-left"> + <a href="#" data-reveal-id="plotModal"> + <img src="{{ "/img/plot.png" | prepend: site.baseurl }}" style="height: 12rem; width: auto;"/> + <span class="label">Expand</span> + </a> + </div> + </div> +</div> + +<a class="button" href="{{site.baseurl}}/examples">More Examples</a> + + +### Install + +<div class="row"> + <div class="columns medium-8"> + {% include install.html %} + </div> + <div class="columns medium-4"> + <a href="#" data-reveal-id="guiModal"> + <img src="{{ "/img/screenshot-2016-small.png" | prepend: site.baseurl }}" title="GNU Octave 4.0.3 - Licensed under CC BY-SA 3.0"/> + </a> + </div> +</div> + + +### Octave Forge + +[Octave Forge](http://octave.sourceforge.net/) +is a central location for development of packages for GNU Octave, +similar to Matlab's toolboxes. +To install a package, use the pkg command from the Octave prompt by typing: + +<div class="row"> +<div class="columns medium-9"> +{% highlight text %} +pkg install -forge package_name +pkg load package_name +{% endhighlight %} +</div> +<div class="columns large-3"> + <a href="http://octave.sourceforge.net/packages.php" class="button expand">Browse Packages</a> +</div> +</div> + + +### Development + +Octave is free software licensed under the +[GNU General Public License (GPL)](http://www.gnu.org/copyleft/gpl.html). +Assuming you have Mercurial installed on your machine +you may obtain the latest development version of Octave sources +with the following command: + +{% highlight text %} +hg clone http://www.octave.org/hg/octave +{% endhighlight %} + +If you want to participate in Octave development, join the +[maintainers@octave.org](https://lists.gnu.org/mailman/listinfo/octave-maintainers) +mailing list. + + +<a class="right" href="{{ "/feed.xml" | prepend: site.baseurl }}"> + <span class="label warning">RSS</span> +</a> + +### News + +{% for post in site.posts limit:3 %} + <div class="panel callout"> + <h3 class="entry-title"> + <a href="{{ root_url }}{{ post.url }}">{{ post.title }}</a> + <span class="post-meta">{{ post.date | date: "%b %-d, %Y" }}</span> + </h3> + <div class="entry-content">{{ post.content }}</div> + </div> +{% endfor %} + + + +<div id="plotModal" class="reveal-modal" data-reveal aria-hidden="true" role="dialog"> + <img src="{{ "/img/plot.png" | prepend: site.baseurl }}" /> + <a class="close-reveal-modal" aria-label="Close">×</a> +</div> + +<div id="guiModal" class="reveal-modal" data-reveal aria-hidden="true" role="dialog"> + <img src="{{ "/img/screenshot-2016.png" | prepend: site.baseurl }}" title="GNU Octave 4.0.3 - Licensed under CC BY-SA 3.0"/> + <a class="close-reveal-modal" aria-label="Close">×</a> +</div>