Page 198 - Hacking Roomba
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Chapter 9 — Creating Art with Roomba 179
Pen
d
r
R
Inner moving circle
Outer fixed circle
FIGURE 9-10: Spirograph diagram
R=10, r=2, d=1 R=2, r=5, d=2 R=10, r=4, d=1
R=5, r=2.9, d=4 R=5, r=2, d=2 R=5, r=2, d=4
FIGURE 9-11: Example of curves similar to those of a Spirograph
