You're in luck:

[root@localhost qt-gui]# ruby -e 'p(3.330669074e-16 < 0.001)'
false
[root@localhost qt-gui]#

-Scott-

> Hi,
>
> Interesting.  On your machine, (13.4 % 1 - 0.4).abs gives
> 3.330669074e-16, and it is NOT less than 0.001.  Hmm.
>
> Try
>
>  ruby -e 'p(3.330669074e-16 < 0.001)'
>
> If it gives true I have no clue.  Confusing.
>
>                                                         matz.