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Old 2010-07-04, 18:14   #6
ccorn
 
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Apr 2010

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Originally Posted by ccorn View Post
I get face-center coordinates such as [s,s,s] and [s,-s,s] with s = (1+r)/3. This can be scaled to [1,1,1] etc. Should be simple enough. Will follow up.
Here is it:

(+/-r-1, +/-r, 0) (permute cyclicly), (+/-1,+/-1,+/-1) dodecahedron

(I have used r = (1+sqrt(5))/2, hence 1/r = r-1, but the above scheme can be used with r's conjugate as well.)

Last fiddled with by ccorn on 2010-07-04 at 18:55 Reason: Explain r
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