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MathGroup Archive 2012

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Re: Getting the Derivative of an HoldForm Expression

  • To: mathgroup at smc.vnet.net
  • Subject: [mg127925] Re: Getting the Derivative of an HoldForm Expression
  • From: David Bailey <dave at removedbailey.co.uk>
  • Date: Sun, 2 Sep 2012 04:33:42 -0400 (EDT)
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On 31/08/2012 09:01, nitgun at gmail.com wrote:
> Thank you very much. I'll keep this in mind and start to forget about HoldForm.
>

Remember that HoldForm is very useful in the right circumstances. It is 
useful to show expressions that are deliberately left unvevaluated - 
e.g. HoldForm[2+2].

In other contexts where an expression needs to be held, Hold is 
preferable because it is visible.

David Bailey
http://www.dbaileyconsultancy.co.uk




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