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dec 8 '11 at 22:54Understanding sub-atomic particles, for mathematicians
nov 4 '11 at 13:16Interesting calculus problems of medium difficulty?
jul 30 '11 at 14:52Mini Mandelbrots, are they exact copies?
may 20 '11 at 18:05Developing the unit circle in geometries with different metrics: beyond taxi cabs
apr 22 '11 at 18:34Yarn-like functions
apr 13 '11 at 1:57A circle rolls along a parabola