On Monday, September 03, 2007 Arjen Markus wrote: 

> Serena Lien wrote:

>>Okay, but even if the rounded result does not have a finite binary
>>representation, shouldn't the displayed (human readable) representation be
>>at least truncated to the number of decimal places that were requested in
>>the round function? Not that I am confusing round with truncate, but surely
>>it is a more acceptable result?
>>  
>>
> Hm, that is a completely different question. It would mean that more 
> information is
> associated with the rounded result than merely the number (in internal
> representation).

No.

See the paper cited in my earlier email:
 http://portal.acm.org/citation.cfm?id=93559

Once the number is rounded (correctly), there is enough information in
the number itself. It can be displayed with exactly the smallest
number of digits necessary to reconstruct the number. This will be the
number of digits that Serena expects.

e

-- 
Doug Currie
Londonderry, NH, USA


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