option gamma question

You're welcome. The trick to being good at math is knowing how to avoid doing math.

 

Forget the maths and look at the pictures

http://faculty.chicagogsb.edu/robert.novy-marx/teaching/35100/Lectures/lec11.pdf

 

That paper is a nice compromise between the math and the trading.

nitro

 

The following article describes the practical use of gammas pretty well - http://findarticles.com/p/articles/mi_qa5282/is_200709/ai_n21255481 - although I don't claim to be an impartial reviewer!