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Re: Convex hull in 3D

  • To: mathgroup at smc.vnet.net
  • Subject: [mg111678] Re: Convex hull in 3D
  • From: Arturas Acus <Arturas.Acus at tfai.vu.lt>
  • Date: Tue, 10 Aug 2010 03:54:43 -0400 (EDT)

And I remember that IMTEK package for finite element calculations has 
mathematica interface to very fast
convex hull compiled code in arbitrary dimension.

Just ask google for IMTEK and Mathematica.


On Mon, 9 Aug 2010, Christopher Henrich wrote:

> In article <i3gptp$35i$1 at smc.vnet.net>,
> "S. B. Gray" <stevebg at ROADRUNNER.COM> wrote:
>
>> I'm pretty sure that a few years ago I downloaded a function that Eric
>> W. wrote to compute the CH of some points in 3D. He intended it to be a
>> temporary solution because Mathematica has CH only for 2D. I can't find it
>> now
>> and I need it. I have only a dozen or so random points and don't need
>> super speed.
>>
>> Steve Gray
>
> I submitted a set of packages for multidimensionl convex polyhedra to
> the Wolfram Library Archive:
> <http://library.wolfram.com/infocenter/MathSource/7034/>
> I would advise that you convert your coordinates to rational numbers.
> Then I think it would handle the problem you describe with satisfactory
> speed.
>
> -- 
> Christopher J. Henrich
> chenrich at monmouth.com
> http://www.mathinteract.com
> "A bad analogy is like a leaky screwdriver." -- Boon
>
>


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