### 2.2.3 The Firefox interface

You can run giac without installing it by using a javascript-enabled web browser. Using Firefox for this is highly recommended; Firefox will run giac several times faster than Chrome, for example, and Firefox also supports MathML natively.

To run giac through Firefox, you can open the url https://www-fourier.ujf-grenoble.fr/~parisse/giac/xcasen.html. At the top of this page is a button which will open a quick tutorial; the tutorial will also tell you how to install the necessary files to run giac through Firefox without being connected to the internet.