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Math
,added Category:Testing using HotCat
This is just a test.
== Test page ==
This relates to the wiki page [http://www.mediawiki.org/wiki/Manual:Math wiki manual on Math]
\frac{e^{-x^2}}{x\sqrt{\pi}}\sum_{n=0}^\infty (-1)^n \frac{(2n)!}{n!(2x)^{2n}}
</math>
[[Category:Testing]]