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MathGroup Archive 1999

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Re: Recognising Exponential Function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg19840] Re: Recognising Exponential Function
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Sun, 19 Sep 1999 01:20:25 -0400
  • Organization: Universitaet Leipzig
  • References: <7rsipe$3qn@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Hi 

I'm not sure if it will help you but

Operate[p, $$exp[x]] /. $$exp -> Exp

will do it.

Hope that helps
  Jens

Patrick McLean wrote:
> 
> How can I recognise the expoential function?
> 
> Since
> 
> Operate[p,Sin[x]]    gives    p[Sin][x]
> 
> Operate[p,Exp[x]]    gives    p[Power][E,x].
> 
> This is because FullForm[Exp[x]]    is    Power[E,x].
> 
> --
> Patrick McLean
> 
> No news is good news...


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