
I read a paper which says it can be solved by Gauss-Newton type method:

I cannot understand why bsin(theta) appears.It seems so starange. Also it is very kind of you to recommend some math books to solve the problem above.

I read a paper which says it can be solved by Gauss-Newton type method:

I cannot understand why bsin(theta) appears.It seems so starange. Also it is very kind of you to recommend some math books to solve the problem above.