POV-Ray : Newsgroups : povray.general : Helix, spiral : Re: Helix, spiral Server Time
11 Aug 2024 05:21:43 EDT (-0400)
  Re: Helix, spiral  
From: Ron Parker
Date: 7 Sep 1999 21:57:57
Message: <37d5c1e2.45869520@news.povray.org>
On Tue, 07 Sep 1999 16:19:56 -0500, Larry Fontaine <lfo### [at] isdnet>
wrote:

>Ron Parker wrote:
>I meant shear, not skew.
>Vetical assuming your spring goes along the Y axis.
>If you have a 90 degree section of a torus, and you scale and rotate it to be
>part of a helix, if one end were along the x-y plane the other would not be
>along the y-z plane. 
>Which is what you would need for two to evenly meet up.

Not true.  For proof, check the include file on my web site.  (hint:
drop the requirement that one end be coplanar with the x-y plane)


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