` :::::Well you may feel it is a vital difference, but it is one that has never to my knowledge been expressed in the line entry for the article in question, on the disambiguation page. I guess if you want to add that you're free to go through all the same sorts of troubles that I am going through now to help you with basic language skills. In the mean time, let's get back to the topic at hand and the use of the word ``notional``  which makes no sense in pretty much any non-literary context. — robbie   `