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Tor Olav Kristensen <tor### [at] hotmail com> wrote:
>>...
>>(because the
>>dot-product of the two edges of a triangle gives a normal vector which
>>length is equal to the area of the triangle,
>>...
> Its length is equal to twice the area of the triangle.
Oops, you are right. What was I thinking?
(Well, it doesn't matter with respect to the sum of all normals...)
--
#macro N(D)#if(D>99)cylinder{M()#local D=div(D,104);M().5,2pigment{rgb M()}}
N(D)#end#end#macro M()<mod(D,13)-6mod(div(D,13)8)-3,10>#end blob{
N(11117333955)N(4254934330)N(3900569407)N(7382340)N(3358)N(970)}// - Warp -
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