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You can now use images from Wikimedia Commons in Referata Wikis

This is the scratchpad wiki for Referata. You can use this site to test the creation and display of structured wiki data using MediaWiki and the extensions installed on Referata, including Semantic MediaWiki, Semantic Forms, Semantic Drilldown and others. You do not have to register to make changes to the site.

To start, you can read the "Setting up a Referata site" section in the main help page, or click on any of the "Helpful links" in the sidebar on the left.

[edit] Server

Hmm, can't get into my site. The loading takes a very long time. What happened? The main site for referata seems fast though.

$\operatorname{erfc}(x) = \frac{2}{\sqrt{\pi}} \int_x^{\infty} e^{-t^2}\,dt = \frac{e^{-x^2}}{x\sqrt{\pi}}\sum_{n=0}^\infty (-1)^n \frac{(2n)!}{n!(2x)^{2n}}$