john mangual's user avatar
john mangual's user avatar
john mangual's user avatar
john mangual
  • Member for 14 years, 5 months
  • Last seen more than a month ago
77 votes
3 answers
9k views

5/8 bound in group theory

41 votes
5 answers
5k views

"Entropy" proof of Brunn-Minkowski Inequality?

36 votes
2 answers
3k views

Computing self-intersections with complex analysis

33 votes
1 answer
1k views

Why does McMahon formula look like the inclusion-exclusion principle?

31 votes
4 answers
5k views

Are all Hawaiian Earrings homeomorphic?

28 votes
6 answers
2k views

Random Alternating Permutations

28 votes
3 answers
5k views

Is there any pattern to the continued fraction of $\sqrt[3]{2}$? [closed]

25 votes
7 answers
9k views

Uniformly Sampling from Convex Polytopes

24 votes
5 answers
3k views

Sheaves and Differential Equations

24 votes
1 answer
2k views

Error to sum of Euler phi-functions

22 votes
3 answers
1k views

Distribution of the Error term in GH Hardy's "curious result" $\sum_{\nu \leq n } \{ \nu \theta \}^2 = \tfrac{1}{12} n + O(1)$

21 votes
6 answers
3k views

Penrose tilings and noncommutative geometry

21 votes
3 answers
2k views

Products of Conjugacy Classes in S_n

20 votes
4 answers
2k views

show that $ \frac{\Gamma(\frac{1}{24})\Gamma(\frac{11}{24})}{\Gamma(\frac{5}{24})\Gamma(\frac{7}{24})} = \sqrt{3}\cdot \sqrt{2 + \sqrt{3}} $

20 votes
3 answers
3k views

What is the "serious" name for the topograph (for a quadratic form)

19 votes
0 answers
475 views

Fermat Descent and the "Grand Unified Theory" of Obstructions

19 votes
6 answers
3k views

Subwords of the Fibonacci word

17 votes
4 answers
8k views

Noether's theorem in quantum mechanics

17 votes
2 answers
882 views

Branches of the Fibonacci Word Tree

17 votes
4 answers
2k views

interlacing roots/eigenvalues results and modern analogues

16 votes
5 answers
1k views

G-bundles in classical mechanics

16 votes
1 answer
1k views

Elementary Proof of Infinitely many primes $\mathfrak{p} \in \mathbb{Z}[i]$ in the sector $\theta < \arg \mathfrak{p} <\phi $

15 votes
3 answers
5k views

Mapping Class Groups of Punctured Surfaces (and maybe Billiards)

15 votes
1 answer
2k views

How to get 3-manifold, Knots from Number Fields

14 votes
1 answer
2k views

Dijkgraaf-Witten TQFT vs. Representation Theory?

14 votes
2 answers
1k views

Polygonal billards programs

14 votes
0 answers
654 views

$\zeta(2n)$ and amoebas

14 votes
3 answers
3k views

what is $\mathrm{Bun}(G)$?

14 votes
3 answers
664 views

Patterns in solutions to $a^2 + b^2 + c^2 = n$

13 votes
2 answers
789 views

"C choose k" where C is topological space

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