From: Glenn Parker <glenn.parker@...>
Date: 2005-04-12T00:48:35+09:00
Subject: Re: Translating A Pattern of Data Into Equation, and ultimately code

Martin Ankerl wrote:
> 
> Wow, very good! I could not figure this out myself. Here is the very 
> simple formula:
> 
> def encode(letter, column)
>   (letter-?a + 1)^column
> end

Golf, anyone?  This "encodes" the full string:

s.gsub(/./){|c|((c[0]-?`)^($`.size+1)).chr}

-- 
Glenn Parker | glenn.parker-AT-comcast.net | <http://www.tetrafoil.com/>