Difference between revisions of "Sandbox"

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http://osgeo.org
 
http://osgeo.org
 
test
 
test
 +
<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>

Revision as of 15:11, 26 November 2011

http://grass.osgeo.org like this


Quantum GIS like this like this \frac{1}{2} like this http://geo.fsv.cvut.cz http://osgeo.org test 
  \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}}