From: "Bilyk, Alex" <ABilyk@...>
Date: 2008-10-28T05:29:59+09:00
Subject: Re: float equality

Mathematically 1.(0) is the same thing as 0.(9). Computers simply represent this to whatever precision they can.

-----Original Message-----
From: Tim Pease [mailto:tim.pease@gmail.com]
Sent: Monday, October 27, 2008 1:11 PM
To: ruby-talk ML
Subject: Re: float equality

On Mon, Oct 27, 2008 at 11:09 AM, Todd Benson <caduceass@gmail.com> wrote:
>
> Totally off-topic, but has any one figured out exactly why 1/9
> (0.111...) plus 8/9 (0.888...) is 1 instead of 0.999... :-)
>

I figured it out once, but I can't remember precisely how it worked.

TwP