Re: Defining a custom Leibnitz operator in Mathematica

• To: mathgroup at smc.vnet.net
• Subject: [mg92364] Re: Defining a custom Leibnitz operator in Mathematica
• From: GidiL <gidienator at gmail.com>
• Date: Mon, 29 Sep 2008 07:07:07 -0400 (EDT)
• References: <gbmphp$htu$1@smc.vnet.net> <gbnpgt$ps8$1@smc.vnet.net>

On Sep 28, 2:24 pm, Jean-Marc Gulliet <jeanmarc.gull... at gmail.com>
wrote:
> GidiL wrote:
> > Dear All!
>
> > I would appreciate any input on the following problem.
>
> > I would like to define a custom differential operator with the
> > following properties:
>
> > 1. it would be denoted with a customized symbol that I would create
> > (e.g. the Greek letter \delta, or any combination, such as \bar
> > {\delta});
>
> > 2. it would possess the Leibnitz property of differentiation;
>
> > 3. it would be possible to define its action a priori on certain
> > elements (e.g. \delta of a constant would be zero, etc.).
>
> > Any help would be greatly appreciated.
>
> > Thanks,
>
> > Gideon
>
> Hi Gideon,
>
> The following tutorial, "An Example: Defining Your Own Integration
> Function," available online and at
>
> http://reference.wolfram.com/mathematica/tutorial/AnExampleDefiningYo...
>
> should tell you all, assuming your are comfortable enough with pattern
> matching. If more info are needed, see "Patterns" either online or at
>
> http://reference.wolfram.com/mathematica/tutorial/PatternsOverview.html
>
> Regards,
> -- Jean-Marc- Hide quoted text -
>
> - Show quoted text -

Thank you very much for this information. It is indeed very useful.



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