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Re: find the maxima in a function


Hi,

Reduce[D[f[x], x] == 0, x]

??

Regards
   Jens

Oliver wrote:
> Hallo,
> how can one find the maxima by using mathematica for the following function:
> 
> f[x_] := 1/(8*(Pi*t)^(3/2)) * Exp[(-(x^2 + y^2 + z^2)/4*t)]
> 
> i mean, the first derivation equal Zero.
> Thanks in advance..
> Oli.
> 


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