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Joseph O'Rourke's user avatar
Joseph O'Rourke's user avatar
Joseph O'Rourke's user avatar
Joseph O'Rourke
  • Member for 14 years, 2 months
  • Last seen this week
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About

Professor of Computer Science, Emeritus; Professor of Mathematics, Emeritus.

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Top posts
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235
Conway's lesser-known results
Apr 12, 2020
142
Gaussian prime spirals
Mar 16, 2012
138
Is the boundary $\partial S$ analogous to a derivative?
Nov 16, 2010
123
Rediscovery of lost mathematics
Jul 18, 2014
105
Why are matrices ubiquitous but hypermatrices rare?
Dec 2, 2010
102
Have you solved problems in your sleep?
Apr 27, 2014
100
Light rays bouncing in twisted tubes
Jul 15, 2011
86
Parodies of abstruse mathematical writing
Mar 14, 2015
86
Light reflecting off Christmas-tree balls
Dec 22, 2010
81
Theorems that impeded progress
Apr 4, 2019
Top Meta posts
37
31
44
Restoring Bill Thurston's figures in an answer
35
Grothendieck's passing
35
What MO is for and what is *your* aim in participation?
29
2013 Moderator Nominations
26
Slight downward trend in Q & A
Top network posts
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87
Why are induction proofs so challenging for students?
73
What is the smallest unknown natural number?
58
A sequence that avoids both arithmetic and geometric progressions
53
Why are there only a finite number of sporadic simple groups?
52
Why is this coin-flipping probability problem unsolved?