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Re: Default values / optional parameters


can you post atleast one case in ASCII ?


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.

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