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From: "John D'Errico" <woodchips@rochester.rr.com>
Newsgroups: comp.soft-sys.matlab
Subject: Re: What is the maxumum number of abscissas could be used for the Gauss-Hermite quadrature?
Date: Fri, 4 Jun 2010 10:13:03 +0000 (UTC)
Organization: John D'Errico (1-3LEW5R)
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"Ala " <yingzhangning@126.com> wrote in message <hua1ln$a6t$1@fred.mathworks.com>...

> Then I try to decrease the error limit through changing the significant digits to make it 32 digits (which is the largest digits MATLAB can use) instead of 16 digits which is the default one.

No, you cannot change the precision in matlab to
32 digits. This is not an option, unless you are using
the symbolic toolbox, in which case you can set any
precision you desire.

So what version of matlab are you using? Perhaps a
release from the future?

John