Re: Help on Function
- To: mathgroup at smc.vnet.net
- Subject: [mg3831] Re: Help on Function
- From: roth at sunny.mpimf-heidelberg.mpg.de (Arnd Roth)
- Date: Mon, 29 Apr 1996 00:30:22 -0400
- Organization: Max-Planck-Institut fuer Medizinische Forschung
- Sender: owner-wri-mathgroup at wolfram.com
In article <4lesps$e4m at dragonfly.wolfram.com>
Roberto Diego <roberto at medusa.es> writes:
> Could you please help me? I4m trying to write a function (not procedure
> if possible) that works on a list such as {a1, a2, a3, a4, ...} and
> returns a list {a2/a1, a3/a2, a4/a3, ...}. I know it should be an easy
> task but I4m a newbe...
Try:
In[1]:= diego[list_List] := Drop[list, 1] / Drop[list, -1]
In[2]:= diego[{a1, a2, a3, a4}]
Out[2]=
a2 a3 a4
{--, --, --}
a1 a2 a3
Sincerely,
Arnd Roth
Abteilung Zellphysiologie
Max-Planck-Insitut fuer Medizinische Forschung
Postfach 10 38 20, D-69028 Heidelberg, Germany
http://sunny.mpimf-heidelberg.mpg.de/people/roth/ArndRoth.html
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