From: Masahiro Tanaka <masa@...>
Date: 2001-01-07T03:23:17+09:00
Subject: [ruby-talk:8753] Re: FloatDomainError exception, bug in Ruby?

>From: "Robert Gustavsson" <0317025435@telia.com>
>Subject: [ruby-talk:8739] FloatDomainError exception, bug in Ruby?

> This code:
snip
> Does not work as expected (throwing FloatDomainError when f gets infinite).
> The output (I had to break the program with Ctrl-C which raised the
> Interrupt exception as expected):
snip
> Is this a bug?

It is not bug.  Current version of Ruby does not trap
floating-point arithmetic errors.
You can check the result using Float#infinite? or Float#finite?.

M.Tanaka