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Re: Help on Function


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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