Re: performance for scientific computing

• To: info-dylan@ai.mit.edu
• Subject: Re: performance for scientific computing
• From: Andreas Bogk <andreas@andreas.org>
• Date: Tue, 31 Jul 2001 16:45:05 -0400 (EDT)
• Organization: TRANSMEDIA GmbH
• References: <3b667e7d$0$7110$4d4efb8e@news.be.uu.net> <3B66EEF6.6CFC0408@lucent.com>
• Sender: andreas@teonanacatl.andreas.org
• User-Agent: Gnus/5.0806 (Gnus v5.8.6) XEmacs/21.4 (Academic Rigor)
• Xref: traf.lcs.mit.edu comp.lang.dylan:13533

Gabor Greif <ggreif@lucent.com> writes:

> > compute
> >         C = A*A+cos(A)     (to understand as C(i,j,k) = A(i,j,k)*A(i,j,k) +
> > cos(A(i,j,k)))
> 
> It is not recommended to add methods to the generic functions \+ and \* as
> defined in the dylan library, although it is possible on user defined types.
> However you could define your array lib to exclude (or rename) them from the
> dylan lib and define your own. This would allow the above idiomatic style.

The matrix library of Gwydion Dylan provides some of these operations.

Andreas

-- 
"In my eyes it is never a crime to steal knowledge. It is a good
theft. The pirate of knowledge is a good pirate."
                                                       (Michel Serres)

• performance for scientific computing
• From: "Sébastien de Menten" <sdementen@hotmail.com>
• Re: performance for scientific computing
• From: Gabor Greif <ggreif@lucent.com>

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