Thanks for the pages. I always have trouble with these. Looks good to me but better get some other opinions too.
In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.
Those pages are excellent; you have made it crystal clear. If only I'd had that clarity 46 years ago ...
You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei