schattenjaeger
Sep10-06, 08:58 PM
http://img167.imageshack.us/my.php?image=gaspea2.png
this is driving me crazy, it's a small thing but it's holding me up
how precisely do you derive the area of the ring on the right? No matter what I always end up with like a cosine term in there. It probably doesn't help that I don't think I quite understand what is meant by "solid angle"
this is driving me crazy, it's a small thing but it's holding me up
how precisely do you derive the area of the ring on the right? No matter what I always end up with like a cosine term in there. It probably doesn't help that I don't think I quite understand what is meant by "solid angle"