User:Zack
From Slicer Wiki
<flash>file=example.swf|quality=best</flash>
[math] \operatorname{erfc}(x) = \frac{2}{\sqrt{\pi}} \int_x^{\infty} e^{-t^2}\,dt = \frac{e^{-x^2}}{x\sqrt{\pi}}\sum_{n=0}^\infty (-1)^n \frac{(2n)!}{n!(2x)^{2n}} [/math]
<graphviz border='frame' format='svg'>
digraph G {Hello->World!}
</graphviz>
