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From: "carlos lopez" <clv2clv_00000000_@adinet.com.uy>
Newsgroups: comp.soft-sys.matlab
Subject: Re: Help with VPA, digits and precision in a variable ...
Date: Tue, 11 Mar 2008 01:37:03 +0000 (UTC)
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More on this...

"Kamran " <turkogluk@engr.uconn.edu> wrote in message
<fr3m5h$ous$1@fred.mathworks.com>...
> I have an ill conditioned 8th order polinomial, where ration
> among the coefficients are giantic in some cases, therefore,
> in order to be able to have correct results I need to
> calculate the numbers until 50 or may be 60-70 digits, and
> plot them. But when I use VPA it adjusts its digit as much
> as you want but also it converts your variable to a sym
> which is not able to plot (and which is my main aim). 
If your goal is to plot something, consider that the eye is
a limited tool. Why to bother with extremely accurate
results that you could not discern when plotted? 
Again: you should explain a little bit more about your problem.
Regards
Carlos