Re: sphere coordinates ,
- From: A N Niel <anniel@xxxxxxxxxxxxxxxxxxxxx>
- Date: Tue, 16 Aug 2005 14:38:11 -0400
In article <AjqMe.960$uO2.46@fed1read07>, vsgdp <spam@xxxxxxxxxx> wrote:
> Hi,
>
> IF you have the point (0, 0, 1) in rectangular coords. What is theta in
> spherical coords?
>
> My book gives TAN(theta) = y/x, but y/x is undefined in this case.
>
>
North pole is a singularity of the coordinate system...
What is your longitude when you are at the north pole?
Similar problem is asking what is theta at the origin in polar
coordinates.
.
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