TurtleArt Mandelbrot

[Samuel Klein]

Ben, that's neat.  Speaking of fractals: Bernie has been working on
sugarizing Gnu Xaos, and we were just tweaking an icon.  It has a
lovely tutorial about what fractals are that could serve as a model
for other tutorials.

SJ


On Dec 30, 2007 12:58 PM, Benjamin M. Schwartz <bmschwar at fas.harvard.edu> wrote:
> I was intrigued by Turtle Art, and wanted to learn how to use it.  I was also
> bored, stuck in an airport after my flight was delayed.  Therefore, I decided
> to write a Mandelbrot Fractal generator in Turtle Art.  You can see the result
> here:
>
> http://dev.laptop.org/~bemasc/mandelbrot/Screenshot.png
>
> or download it from
>
> http://dev.laptop.org/~bemasc/mandelbrot/
>
> I do not know very much about Turtle Art.  In particular, I do not know the
> stack/box scoping rules, or whether boxes are int or float.  In that context,
> at least, this program was very difficult to write, and several bizarre tricks
> were required to do complex arithmetic with only two variables and no order of
> operations.
>
> The program is amazingly slow.
>
> The program hangs after about an hour, leaving Turtle Art in an infinite loop.
> I presume this is a bug in Turtle Art.
>
> --Ben
>
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