*BSD News Article 29329


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Newsgroups: comp.os.386bsd.questions
Path: sserve!newshost.anu.edu.au!harbinger.cc.monash.edu.au!yeshua.marcam.com!MathWorks.Com!europa.eng.gtefsd.com!gatech!udel!news!news.sprintlink.net!crash!costa
From: costa@crash.cts.com (Bob Costa)
Subject: Re: Math Emulation: Is it any good?
Organization: CTS Network Services (CTSNET/crash), San Diego, CA
Date: Fri, 8 Apr 1994 17:08:19 GMT
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Michael L. VanLoon (michaelv@iastate.edu) wrote:
: In <1994Apr6.233228.23947@integrity.uucp> faulkner@mpd.tandem.com (Boyd Faulkner,2123,x8711,109085,) writes:

: >I have tried running astrolog, a gnu liscensed astrology program, and ended up a
: >Virgo.  Being an Aries, I was less than thrilled with the results.  I am running
: >on a 386, no math processor.  I have run it on a BSDI 486 box and get the right
: >answer.  Does anyone know if this might be due to the 386 floating point emulation
: >or problems in the math library?  The math IS fairly intensive and many functions
: >are used that I don't use every day.  I almost never use Bessel Functions any more.
: >My one attempt at running this on a 486 FreeBSD box (Oh, sorry, I am running FreeBSD
: >current, ) result in a floating point exception, but that was some time ago.  Is
: >an alternative package I can drop in for math emulation?

: The NetBSD-current math library recently went though a complete
: overhaul.  I believe they replaced the old 386BSDish stuff with
: something from Sun.  Accuracy on non-FPU-equipped boxes is supposed to
: be significantly better than the old library.

: -- 
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:  Michael L. VanLoon                 Iowa State University Computation Center
:     michaelv@iastate.edu                    Project Vincent Systems Staff
:   Free your mind and your machine -- NetBSD free Un*x for PC/Mac/Amiga/etc.
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