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ESCHER #1: What is Symmetry?

Posted by Rodi Steinig

· Tuesday, January 13th, 2015

(January 6, 2015) How do you define symmetry? This question became the crux of our first Math Circle on Escher. Our 11-13 year-olds debated this question for well over an hour. It all started when I passed a bunch of images around: >beehives and other natural patterns, >examples of Moorish architecture, >various Escher works, and >a guy staring at his…

PROOFS #6: Math as Art, Collaboration, and Spectator Event

Posted by Rodi Steinig

· Thursday, June 6th, 2013

(May 21, 2013) There’s more than one way to prove the vertical angle theorem: verbally, numerically, algebraically (with various approaches), intuitively, visually. Our Math Circle participants debated and attempted them all. When the theorem was finally proven algebraically, everyone smiled. It was a satisfying proof. And it was fun. And we learned on the way. Some highlights: N asked “What…

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ESCHER #1: What is Symmetry?

PROOFS #6: Math as Art, Collaboration, and Spectator Event

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