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GenPFault
 Post subject: What Everyone Should Know About Floating-Point Arithmetic
PostPosted: Mon 05-07-2007 11:59PM 
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Colonel
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Delicious mind candy, you must read it! Read! Read! Read!
http://docs.sun.com/source/806-3568/ncg_goldberg.html

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UrLocalGuru
 Post subject:
PostPosted: Tue 05-08-2007 12:03AM 
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the very size of that document hurts my brain...

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ridingthe4thwv
 Post subject:
PostPosted: Tue 05-08-2007 12:05AM 
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think i'll pass on this one, computers are just complicated enough without throwing floating point arithmetic into it.
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heretic
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PostPosted: Tue 05-08-2007 10:07AM 
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This is gorgeous! I'm bookmarking this, good find!

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Castorite
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PostPosted: Tue 05-08-2007 8:07PM 
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David Goldberg wrote:
In the case of System/370 FORTRAN, [sqrt(-4) = 2] is returned. In IEEE arithmetic, a NaN is returned in this situation.
Ahahaha! Beautiful! I love it. And it looks like this is just an appendix on a larger document.

<3<3<3 GenPFault
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kevintb
 Post subject:
PostPosted: Wed 05-09-2007 1:02AM 
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Something like that should be required reading for CompScis. They should understand exactly what their floating point arithmetic does and not take pot shots at what the accuracy will be.
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