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Doodling in Math Class: Connecting Dots

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Xuất bản 08/08/2016
Anti-parabola propoganda, plus musing on math class, cardioids, connect the dots, envelopes of lines, even a bit of origami. Another way to get a cardioid is to add up circles like this: http://www.khanacademy.org/cs/sum-of-circles/1021299343 Extra points to a certain Andrea whose line-enveloped Hilbert curve inspired me to finish this video. My personal website, which you might like: http://vihart.com
math art mathematics doodling parabola cardioid conic section hyperbola ellipse