Mathematics
John Hughes's user avatar
John Hughes's user avatar
John Hughes's user avatar
John Hughes
  • Member for 10 years, 3 months
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About

I'm a professor of Computer Science at Brown University. My degree is in mathematics, and I used to study topology (and still do in my spare time).

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All Questions Answers
Score Newest
answer
76
How did mathematicians decide on the axioms of linear algebra
Nov 21, 2015
answer
51
Can rotations in 4D be given an explicit matrix form?
Aug 19, 2015
answer
48
Trouble understanding only one way implication truth
Feb 5, 2018
answer
47
Rotation Matrix of rotation around a point other than the origin
Jan 11, 2017
answer
43
Can you completely permute the elements of a matrix by applying permutation matrices?
May 10, 2018
answer
42
Connected sum of projective plane $\cong$ Klein bottle
Nov 27, 2014
answer
39
How do you calculate a sum over a polynomial?
Sep 11, 2015
answer
39
Homomorphisms between fields are injective.
Oct 4, 2014
answer
36
Entering math through the side door
Aug 14, 2015
answer
35
What does it mean to solve an equation?
Jan 13, 2016
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Can I post a 'homework' question without any MathJax/Latex.
13
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13
Representing $\Bbb RP^2$ in Lean: building a type representing a particular set
11
How to generate random integers between 1 and 4 that have a specific mean?
9
How did the meaning of "lifting" in proof assistants arise?
7
How to test if a Linux directory contain only one subdirectory and no other files?
7
I want to control a sewing machine motor; need help with choices

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