123.3 + 0.1 is 123.3999999999 ?

[Simon Brunning]

> From:	Isaac To [SMTP:kkto at csis.hku.hk]
> Of course, if one is in financial apps, he has the option to use a decimal
> class instead.  But I think it just hide the problem without solving it.
> Sooner or later you will find that you need to perform divisions (e.g., to
> convert between currencies), and at that time you have to lose accuracy
> anyway.
 
It's not so much a matter of whether or not you lose accuracy at some point
- of course you do. The crucial point in financial apps is to be inaccurate
in the way that the accountants expect you to be.

Cheers,
Simon Brunning
TriSystems Ltd.
sbrunning at trisystems.co.uk




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