From: Aredridel <aredridel@...>
Date: 2004-05-13T04:25:40+09:00
Subject: Re: Major Addition Bug?

> I'm not sure how well known this is.  Is it well known as being a problem 
> or well known as in "you should never do this sort of thing".
> 
> Seems to present a major problem if you want to deal with financial 
> figures, for example.  Are there any workarounds?

Short answer: use rational numbers -- slower, but works.

Long answer: For finance, specifically, use integer numbers of pennies,
at least for US currency, or some other fixed-point format. It has
error, but it's an accepted, standard error.  According to most
accountants, 0.005 + 0.044 is 0.05. 

Ari