Netlingo--Yesterday's Word of the Day

Boolean and Boolean Logic Note: this is not just a library concept. Boolean is a powerful way to give your web searching more focus. More time strategizing mean less time evaluating.Always go to the "Advanced Search" option to make use of a form that employs Boolean.
See Wikipedia graphic.

http://www.netlingo.com/lookup.cfm?term=Boolean%20or%20Boolean%20logic