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MathGroup Archive 2002

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symbolic and indefinite differentiation

  • To: mathgroup at smc.vnet.net
  • Subject: [mg35401] symbolic and indefinite differentiation
  • From: Philippe Huber <huberph at infomaniak.ch>
  • Date: Thu, 11 Jul 2002 05:24:06 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

Hello,

I have a dummy question: I would like to know if it is possible (and how) to
differentiate a symbolic sum like

f(x1,...,xn)=Sum[x^2[[k]],{k,1,p}]

with respect to xi. I should obtain 2xi.

Thank you for your help

Philippe





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