From: Sean Russell <ser@...>
Date: 2002-05-30T13:43:59+09:00
Subject: Re: Infinity (?!)

Phil Tomson wrote:
> So, my question is, how can you determine if a variable contains Infinity:
....
> Anyway to do that?

        (2.0/0.0).infinity?     #-> true
        (-2.0/0.0).infinity?    #-> true
        (-2.0/0.0) < 0  #-> true
        (0.0/0.0).infinity?     #-> false
        (0.0/0.0).nan?  #-> true (NaN, Not A Number)
        

-- 
 |..  "Q: What causes the tides in the oceans?
<|>    A: The tides are a fight between the Earth and the Moon. All water
/|\    tends to flow towards the moon, because there is no water on the
/|     moon, and nature abhors a vacuum. I forget where the sun joins in
 |          this fight."