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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 13 years
  • Last seen this week
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698
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About

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

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Score
644
Posts
37
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943
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382
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22
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662
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174
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10
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17
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612
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Top posts
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All Questions Answers
Score Newest
question
234
Conway's lesser-known results
Apr 12, 2020
question
142
Gaussian prime spirals
Mar 16, 2012
question
133
Is the boundary $\partial S$ analogous to a derivative?
Nov 16, 2010
question
119
Rediscovery of lost mathematics
Jul 18, 2014
question
101
Why are matrices ubiquitous but hypermatrices rare?
Dec 2, 2010
question
101
Have you solved problems in your sleep?
Apr 27, 2014
question
100
Light rays bouncing in twisted tubes
Jul 15, 2011
question
86
Parodies of abstruse mathematical writing
Mar 14, 2015
question
85
Light reflecting off Christmas-tree balls
Dec 22, 2010
question
82
Theorems that impeded progress
Apr 4, 2019
Top Meta posts
36
31
44
Restoring Bill Thurston's figures in an answer
37
Grothendieck's passing
33
What MO is for and what is *your* aim in participation?
29
2013 Moderator Nominations
25
Slight downward trend in Q & A
Top network posts
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82
Why are induction proofs so challenging for students?
72
What is the smallest unknown natural number?
58
A sequence that avoids both arithmetic and geometric progressions
52
Why is this coin-flipping probability problem unsolved?
52
Why are there only a finite number of sporadic simple groups?

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