From: Martin DeMello <martindemello@...>
Date: 2009-04-27T01:56:05+09:00
Subject: [ruby-core:23319] Re: [Feature #1408] 0.1.to_r not equal to (1/10)

On Sun, Apr 26, 2009 at 2:51 PM, Heesob Park <redmine@ruby-lang.org> wrote:
>
> $ ruby -e 'p 0.1.to_r'
> (3602879701896397/36028797018963968)
>
> whereas
>
> $ ruby -e 'p "0.1".to_r'
> (1/10)

What, in theory, could be done about this? By the time to_r is
invoked, 0.1 is already a binary float, with the implicit rounding
off.

martin