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Re: Loxodromy
> On Fri, 11 Apr 2003, Jacques L'helgoualc'h wrote:
>
> > I believe sample.tex is wrong, as spherical spirals obtained by central
> > projection of helixes don't cross meridians with a constant angle
> > (samples/sphere.xp).
> >
On Sat, 12 Apr 2003, Andrew D. Hwang wrote:
>
> But mathematically speaking, radial projection from a circumscribed
> cylinder to a sphere is conformal, isn't it?
>
For the record, Jacques is perfectly correct on all counts. Not sure how I
held this misconception, since Every Child Knows That
log(r^2 e^{i\theta}) = 2 log|r| + i\theta
!= r + i\theta...
--Andy
Andrew D. Hwang ahwang at mathcs dot holycross dot edu
Department of Math and CS http://mathcs.holycross.edu/~ahwang
College of the Holy Cross (508) 793-2458 (Office: 320 Swords)
Worcester, MA, 01610-2395 (508) 793-3530 (fax)
- References:
- Re: Loxodromy
- From: "Andrew D. Hwang" <ahwang@mathcs.holycross.edu>