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Re: Default values / optional parameters


why not to use the FullForm[




Hermann Klocker wrote:
> [Contact the author to obtain the notebook mentioned - moderator]
> The sample notebook shows how two functions defined in a very similar
> manner behave differently when using optional parameters. Question: How
> can I define a function whose optional parameter is a pattern requiring
> a specific head and has a given default value? Help says this is x_h:v
> but my example says that this does not work in some cases.
> ________________________________________________
> Dr. Hermann Klocker   Phone/Fax: +43-5672-65724
>                       Mobile: +43-676-480 57 67
> Gymnasiumstrasse 5/5, A-6600 Reutte, AUSTRIA
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