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MathGroup Archive 2004

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Re: Partial derivation with regards to variables in a list

  • To: mathgroup at smc.vnet.net
  • Subject: [mg51005] Re: Partial derivation with regards to variables in a list
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Fri, 1 Oct 2004 04:48:44 -0400 (EDT)
  • Organization: Universitaet Leipzig
  • References: <cjgimt$q6i$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

D[f[a, b, c, d, e], #] & /@  {a, b, c, d, e}

??

Regards
  Jens

Christopher grinde wrote:
> 
> Hello.
> 
> I need to find the partial derivative with regards to variables in a list.
> 
> The straight forward syntax would be
> D[f[a,b,c,d,e,],a,b,c,d,e]
> 
> My problem is that I don't know the variables up front of finding the
> derivative.
> 
> I've tried Apply[], but as I am quite new to Mathematica, I haven't been
> able to use Apply[] with functions with more than one argument.
> 
> Please advice.
> 
> --
> Christopher Grinde


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