At 08:39 AM 3/19/2007 -0500, [EMAIL PROTECTED] wrote:
>I have a recollection from a computer math class many years ago that you 
>should never, ever, round intermediate numbers in a calculation. The 
>"rounding" itself then becomes part of the next step, then the next, and 
>so on. While that may not be an issue with simple addition/subtraction, 
>multiplication (or worse, exponentiation), could turn a little rounding 
>into a huge error at the end.

Of course u should never round when u don't have to.  But at some point it
has to happen, whether u do it urself in some code or the arithmetic engine
does it on its floats.  Decimal to binary conversions are lossy and
computers can't hold infinite precision numbers.





--
REMEMBER THE WORLD TRADE CENTER         ---=< WTC 911 >=--
"...ne cede malis"

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