Ellipses and ConicsExplores ellipses, conic sections, Kepler's laws, and geometric reconstruction in architectural modeling.
Motion in the PlaneCovers motion in the plane, cable mass, wrapping, apparent diameters of celestial bodies, and solar eclipse phenomena.
Epicyclic Curves in AstronomyExplores epicyclic curves in astronomy, from ancient Greeks to Kepler, discussing Ptolemy's Almagest and Copernicus' heliocentric system.