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Re: find the maxima in a function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg97100] Re: find the maxima in a function
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Thu, 5 Mar 2009 04:55:21 -0500 (EST)
  • Organization: Uni Leipzig
  • References: <golqus$qai$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de

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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