[PD] no pd?? WTF ????
matju at artengine.ca
Fri Jan 13 14:11:46 CET 2012
Le 2012-01-13 à 08:05:00, Mathieu Bouchard a écrit :
> Neither binary nor decimal representation is more precise than the other,
> it's just that their precision never matches exactly. 20 bits is slightly
> less than 6 decimals, whereas 16 decimals is slightly more than 53 bits. Thus
> you can only preserve precision by using slightly too many digits, otherwise
> you'll have too few.
erratum : i meant that 20 bits is slightly more than 6 decimals.
20 bits = 6.0205... decimals
24 bits = 7.2247... decimals
53 bits = 15.9545... decimals
(And by «decimal» here, I mean all significant digits, not the other
meaning of the word)
| Mathieu BOUCHARD ----- téléphone : +1.514.383.3801 ----- Montréal, QC
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