Can Non Menbers post in this area?
Yes, you can but you should stick to the topic. It is like a miniature forum by itself. If you want to post there it should be a post about a programming problem.
In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.
OK thanks for the Reply.