Crop circles are a fascinating subject. Whether you believe they're created by artists in the middle of the night, visiting extraterrestrials, both, or neither, there's no doubting that crop formations are frequently beautiful and remarkably diverse.
If you look at a lot of crop circle formations, you'll see many of the same underlying geometric ideas appearing over and over.Because of this regularity, Zef Damen has ben able to produce detailed, step-by-step geometric reconstructions of many formations.
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creating a symbolic shorthand notation that could capture the geometric essence of crop formations. This led to the language described here, which I call Crop.
http://glassner.com/andrew/cg/research/crop/crop.htm
pl:
# < 10.3 > circle
[ V0 < 1.6 > circle ] # 5 1 0 ngonloop
[ V0 < 2.4 > circle ] # 5 1.3 0 ngonloop
[ V0 < 6.1 6.4 > circle ] # 5 3.2 0 ngonloop