# Formulas using MathML and LaTeXMathML

In order to use MathML successfully, one may use one of the following most common software configurations:

• Firefox 1.9 or higher with fonts installed. The installation process is described at
Mozilla site
• Internet Explorer with MathPlayer, which must be downloaded and installed.
$x^2$
$\displaystyle{\int_{-\infty}^\infty e^{-\frac{t^2}{2}}\,dt=\sqrt{2\pi}.$