Ellipse Generator

Here's a thing that draws ellipses (or circles, if you do it right) and even outputs paths for cutting them. Use at your own risk. Especially if you have a loose grip on your marbles.

And in the interest of science and late nights on the couch, here's the code.
(decimal inches only)
Ellipse width
Ellipse height
Horizontal repeat
max = 8
Vertical repeat
max = 8
Cutter kerf offset
Spacing for multiples

Print HPGL output @ 1000 steps per inch
      processed 516 lines             cutting area - 2.5" by 2.1"

picture 1