Difference between revisions of "Math Diagnostic"

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Line 5: Line 5:
 
<math>\text{cost}= \text{base}  
 
<math>\text{cost}= \text{base}  
 
\times 2^{\text{level}-1}</math>
 
\times 2^{\text{level}-1}</math>
 +
 +
 +
<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 05:31, 28 May 2010

hello