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Peltio
Posts:
80
Registered:
12/7/04
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Re: Wolfram, meet Stefan and Boltzmann
Posted:
Mar 14, 2011 6:14 AM
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AES wrote :
> Opened my copy of Mathematica 8.0 on my MacBook running Snow Leopard,
> and as my first action typed in and evaluated the famous integral
>
> Timing[Integrate[x^3 /(Exp[x]-1),{x,0,Infinity}]]
>
> It took 19.8 seconds to get the famous result Pi^4 / 15.
>
> Seems a bit long -- what might have been taking up the time?
It is not clear if you had already started up a kernel before
evaluating the integral.
Try it this way: first thing first evaluate
1+1
Then evaluate your integral.
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