From: Wang Austin-W22255 <xuwang@...>
Date: 2006-08-02T18:32:45+09:00
Subject: Scientific calculation: get Std.Dev for a integer array

Hi Ruby Gurus,

Could you please point me how to do some scientific calculation in Ruby:

1) How to calculate std.dev for an integer array?
2) Is there a log() function in Ruby?

Thank you!
Austin