Hi.

So basically I need to calculate this

http://img546.imageshack.us/img546/4973/eqn6490.png

where L is defined as

http://img846.imageshack.us/img846/1151/eqn2413.png

How should I approach it? "Wolfram Mathematica" or "Wolfram Alpha" would be preferred, however "Mathcad" or "Maple" input is also fine as long as one does the job... Thanks.