From: ChrisH <chris.hulan@...>
Date: 2005-11-09T05:52:12+09:00
Subject: Numeric <=>

Just looking at the docs on ruby-doc.org and noticed that Numeric
implements <=> so it returns  0 or nil. It also includes Comparable,
which depends on <=> returning -1, 0 or 1.  Any one know why
Numeric doesn't provide all three expected values?  

Cheers
Chris