Reminds me of what I used to make the "Turtle" cursor do back on my TI-994A, in the '80's.

The Logo language by Marvin Minsky & Seymour Papert 1966 ! ;)

Hello all :)

also very interesting!

http://jsxgraph.uni-bayreuth.de/wiki/index.php/Circles_on_circles_rotating_in_opposite_directions

or http://www.codeproject.com/Articles/76878/Spirograph-Shapes-WPF-Bezier-Shapes-from-Math-Form

Cu Torolf

Hi all,

SpiroJ is also very nice. It allows .ai, .eps and SVG export.

http://sourceforge.net/projects/spiroj/?source=directory

Is this a mac only app??

Peace,
Rich_Art. ;-)

No, it's a Java app and should work on all platforms.

Best regards
Stefan

Ahh ok thanks. Will download and play with it. :-)

Peace,
Rich_Art. ;-)

Modern adaptation of this ;)

And try this wonderfull modern adaptation of the Logo language
It's absolutly marvelous of simplicity for learn to code!

Scratch http://scratch.mit.edu/
and Byob ( Scratch on Steroïds :)
http://byob.berkeley.edu/

You wil be delight with them !

Have fun with it!
And of course cool colored rosaces can be made with them ;)

Look this little cool one ;) (let prefer the Flash version than the Java version)
http://scratch.mit.edu/projects/MikeKucinski/2437192
Possible functions listed on the right vertical text

And here the code funny is not it? ;)
By Mike Kucinski


And another one http://scratch.mit.edu/projects/MikeKucinski/2436613

3 page of colorfull scripts ;)
http://scratch.mit.edu/users/MikeKucinski