From: Mahadev Ittina Date: 2009-11-22T05:49:41+09:00 Subject: Re: Finding the closest value from a matrix Hello Thanks. They are limited to those spacings and those diameters, as they are industry standards. However there are 5 more higher spacings. So basically you are creating a map? That's filled with the values? Thats quiet interesting. I tried the exact same thing, it says "undefined method 'product' for for [8, 10, 12, 16]:Array" -- Posted via http://www.ruby-forum.com/.