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Re: differentiation operator

• To: mathgroup at smc.vnet.net
• Subject: [mg100675] Re: differentiation operator
• From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
• Date: Wed, 10 Jun 2009 17:13:23 -0400 (EDT)
• Organization: Uni Leipzig
• References: <h0nulh$be1$1@smc.vnet.net>
• Reply-to: kuska at informatik.uni-leipzig.de

Hi,

\!\(
\*SubscriptBox[\(\[PartialD]\), \(x, x\)]\ \(f[x]\)\)

does not what you want ?

Regards
   Jens

Chee Lim Cheung wrote:
> Hi All
> 
> My students have asked me whether it is possible to define the operator
> df[x]/dx for differentiation rather than D[f[x],x]. The operator is
> available in a palette but it does not seem to do anything other than for
> display only.
> 
> Example: d/dx(x^2)=2x rather than D[x^2,x]=2x.
> 
> Am I missing something?
> 
> Thanks
> Mr. Chee
>