Re: Questions about functions.
- To: mathgroup@smc.vnet.net
- Subject: [mg11830] Re: Questions about functions.
- From: Seth Chandler <SChandler@Central.UH.Edu>
- Date: Wed, 1 Apr 1998 00:35:38 -0500
- Organization: University of Houston
- References: <6esdkf$57j@smc.vnet.net> <6f1lvm$f9n@smc.vnet.net> <6fi7ca$4ri@smc.vnet.net>
The answer to the first question is f[x___]:={x}
The second question strikes me as odd. In s[e,f], s is a symbol or
something that can serve as the head of an expresison. In the desired
output s is something susceptible to addition.
Seth J. Chandler
Associate Professor of Law
University of Houston Law Center
El alchemista wrote:
> I will appreciate your input to these two questions.
>
> 1 - How can I convert the sequence of all arguments of a function into
> a list ? In vain I tried f[x__] := List @@ x
>
> 2 - How can I make functions which use their own names , for instance so
> that s[e,f] for some symbol s and all expressions e , f
> becomes (s+e)(s+f) ?
>
> Many thanks
>
> jaime Combariza
> jaimeco@arizona.edu