Mathematics
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Joseph O'Rourke

Professor & chair of Computer Science; Professor of Mathematics.

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Top posts (474) All Questions Answers | Votes Newest

70 What is the smallest unknown natural number? Jun 8 '15
55 A sequence that avoids both arithmetic and geometric progressions Jul 7 '14
46 Why is this coin-flipping probability problem unsolved? Oct 6 '10
44 Why are some coins Reuleaux triangles? Jun 20 '18
41 Is any mathematican more famous for their conjecture(s) than their theorem(s)? Sep 23 '16
40 Why are there only a finite number of sporadic simple groups? Aug 14 '10
39 What seemingly innocuous results in mathematics require advanced proofs? Aug 17 '17
39 Why can't three unit regular triangles cover a unit square? Apr 7 '15
39 Why does this process map every fraction to the golden ratio? Nov 18 '19
36 “the only odd dimensional spheres with a unique smooth structure are $S^1$, $S^3$, $S^5$, $S^{61}$” Jan 12 '16
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