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Robin Houston's user avatar
Robin Houston's user avatar
Robin Houston's user avatar
Robin Houston
  • Member for 13 years, 11 months
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I suppose the subject I know best is the elementary theory of monoidal categories, the semantics of linear logic, and so forth. But actually I am more interested in discrete and computational mathematics.

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159
Conway's lesser-known results
Apr 12, 2020
48
Conway's lesser-known results
Apr 13, 2020
46
Examples of integer sequences coincidences
Jan 5, 2018
31
Rediscovery of lost mathematics
Apr 12, 2015
30
A curious relation between angles and lengths of edges of a tetrahedron
Jul 22, 2019
27
Can squares of side 1/2, 1/3, 1/4, … be packed into three quarters of a unit square?
Aug 8, 2017
23
Short papers for undergraduate course on reading scholarly math
Mar 21, 2018
19
Why can’t you use cyclotomic polynomials to factor big numbers really quickly?
Feb 13, 2018
18
Combinatorial identity: $\sum_{i,j \ge 0} \binom{i+j}{i}^2 \binom{(a-i)+(b-j)}{a-i}^2=\frac{1}{2} \binom{(2a+1)+(2b+1)}{2a+1}$
Nov 16, 2017
17
Which right square pyramids are scissors congruent to a cube?
Sep 1, 2019
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37
Symmetry of bicycle-lock numbers
31
NATO phonetic spelling can take long
27
How many multiplications are needed to compute the determinant of a 3×3 matrix?
18
How not to compute the smallest circle enclosing a finite set of circles
16
Relationship between diameter and radius of a point set