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Re: floor() and idiv

Subject: Re: floor() and idiv
From: Colin Paul Adams <colin@xxxxxxxxxxxxxxxxxx>
Date: Thu, 06 Nov 2008 20:16:29 +0000
Re:  floor() and idiv
>>>>> "Andrew" == Andrew Welch <andrew.j.welch@xxxxxxxxx> writes:

    >> >> Gestalt gives 10, 10, 10.
    Andrew> As far as I understand, which is not very far, it's a
    Andrew> fundamental problem with binary arithmetic.  The standard
    Andrew> division technique is fast but incurs this sort of
    Andrew> problem, while the BigDecimal approach is exact but much
    Andrew> slower. 

You've lost me - we were talking about integer division, I thought.

If you are talking about xs:double, compared with xs:decimal, then
yes. But I don't see how that comes into the problem.
Colin Adams
Preston Lancashire

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