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MathGroup Archive 2004

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Forcing functions

  • To: mathgroup at smc.vnet.net
  • Subject: [mg51006] Forcing functions
  • From: Barry Tesman <tesman at dickinson.edu>
  • Date: Fri, 1 Oct 2004 04:48:48 -0400 (EDT)
  • References: <200302110942.EAA26084@smc.vnet.net> <b2d1cl$eaa$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Can you "force" Mathematica to not use certain functions?  E.g., I
want to give my students some problems to antidifferentiate.  One
such problem is:

Integrate[ x * Sqrt[x^2 + 2x +4], x]

The answer uses arcsinh.  Can one force Mathematica to use natural
log instead?

Thanks,
Barry


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