- #1
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Can someone please exPlain to me what the phrase. Which metric do we have to impose in order that the mapping preserves distance means.
The example I have is
((-),phi)--->(x,y) =
(2a tan(theta/2)cos(phi) ,
2a tan(theta/2)sin(phi)) thanks
The example I have is
((-),phi)--->(x,y) =
(2a tan(theta/2)cos(phi) ,
2a tan(theta/2)sin(phi)) thanks