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1. Create a right cylinder C:
	(a) the base of C is a regular polygon with N sides. 
	(b) the base is parallel to the xy-plane.
2. Create a copy C′ of C.
3. Rotate C′ around its vertical centerline by α degrees.
4. Measure time for C ∪ C′.
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using ViewerGL; GL = ViewerGL
using LinearAlgebraicRepresentation
Lar = LinearAlgebraicRepresentation;
