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Gordon Royle's user avatar
Gordon Royle's user avatar
Gordon Royle's user avatar
Gordon Royle
  • Member for 15 years, 1 month
  • Last seen this week
  • Perth
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I teach Maths (and Computer Science) at The University of Western Australia, and do research in algebraic graph theory and related topics in combinatorics.

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question
92
How do you select an interesting and reasonable problem for a student?
Apr 28, 2010
answer
85
Most memorable titles
Nov 1, 2010
question
52
Is there a fast way to check if a matrix has any small eigenvalues?
Jan 24
answer
50
Every mathematician has only a few tricks
Jun 15, 2020
question
47
True by accident (and therefore not amenable to proof)
Aug 25, 2011
question
46
Can a problem be simultaneously polynomial time and undecidable?
Dec 2, 2010
answer
45
Prominent non-mathematical work of mathematicians
Aug 20, 2020
answer
41
What's a great christmas present for someone with a PhD in Mathematics?
Dec 11, 2020
question
34
Which graphs on $n$ vertices have the largest determinant?
Mar 11, 2021
answer
34
Algebraic proof of Five-Color Theorem using chromatic polynomials by Birkhoff and Lewis in 1946
May 11, 2015
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Are professional Physicists, Computer Scientists, Engineers, Economists... not allowed to ask questions at MO?
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How to add some visual style and pizzazz to course notes?
33
In general, do students like or dislike classes that are taught jointly?
21
Math Blogging - what is a decent set up?
21
"Best practice" innovative teaching in mathematics
13
Has someone written an essay on the role of axioms in mathematics (suitable for undergrads)?