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Topic: [mg6092] Re: [mg6072] creating variables
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Robert Pratt

Posts: 56
Registered: 12/7/04
[mg6092] Re: [mg6072] creating variables
Posted: Feb 22, 1997 11:51 PM
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Don't use double brackets.

In[1]:= Table[a[i],{i,1,2}]

Out[1]= {a[1], a[2]}

Rob Pratt
Department of Mathematics
The University of North Carolina at Chapel Hill
CB# 3250, 331 Phillips Hall
Chapel Hill, NC 27599-3250

rpratt@math.unc.edu

http://www.math.unc.edu/Grads/rpratt

On Tue, 18 Feb 1997, Alex Tabarrok wrote:

> I would like to create a list of variables a1,a2,a3 and so forth. The
> natural approach would seem to be:
>
> Table[a[[i]], {i, 1, 2}]
>
> but then I get the following "errors"
>
> Part::partd:
> Part specification a[[1]]
> is longer than depth of object.
>
> Part specification a[[2]]
> is longer than depth of object.
>
> Although the final answer is what I want.
>
> {a[[1]], a[[2]]}
>
> I could of course turn the error off but perhaps there is another
> more elegant (?) way of handling this issue. Thanks for your input.
>
> Alex
>
> Alex Tabarrok
> Department of Economics
> Ball State University
>
> EMail: 00ATTabarrok@bsu.edu
>
>






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