zeb

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Name zeb
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Age 22
14

Questions
votes newest views recent
30
60
votes
11
answers
8k
views

Is it possible to capture a sphere in a knot?

feb 20 11 at 18:23 Anton Petrunin 16.4k●41●110

7
20
votes
2
answers
1k
views

Five Front Battle

feb 23 10 at 22:16 Jason Bandlow 101●3

26
11
votes
8
answers
6k
views

Linear Algebra Problems?

mar 3 12 at 22:16 Federico Poloni 4,249●1●12●24

6
11
votes
0
answers
331
views

Bipartite Nim-Geography

mar 6 10 at 1:28 zeb 3,207●1●12●23

7
11
votes
5
answers
2k
views

Why are the characters of the symmetric group integer-valued?

nov 21 10 at 16:47 Pete L. Clark 39.5k●3●102●225

4
9
votes
2
answers
720
views

Can anyone analyze this misere game?

may 2 12 at 11:09 zeb 3,207●1●12●23

 

2

1

1
4
votes
2
answers
310
views

Is a “contraction space” always complete?

apr 23 10 at 20:50 Ady 2,641●6●21

1 2 next

 

37

Answers
votes newest views recent
29
Magic trick based on deep mathematics (2)
14
What is the cover time of a random walk on a cube?
13
One tetrahedron inside another tetrahedron
12
Polynomial roots and convexity
11
Generalization of Tamarkin’s ARO 1993, final round, problem 10/8: still a conjecture?
9
A plausible inequality.
8
Is it possible to capture a sphere in a knot?
8
Rearrangement-style inequality with lots of terms and little evidence (2)
8
A divergent series related to the number of divisors of of p-1
7
Multilinear generalization of Cauchy-Schwarz inequality
7
Lifting units from modulus n to modulus mn.
6
Tensor product is to flat as Hom is to ?
6
Looking for a “scientific” application of a recreational puzzle.
6
An inequality involving sums of powers
6
Is (n,m)=(18,7) the only positive solution to n^2 + n + 1 = m^3 ?
6
Will a ball fired through a focus of an ellipse eventually tend to a horizontal line?
5
Reals with integer powers bounded away from integers?
5
Does every ellipse inside a tetrahedron inside a ball fit in a triangle inside the ball?
5
Sprague-Grundy sequence for the ruler game
4
Probability vertices are adjacent in a polygon
4
reverse coin order by swapping pairs?
3
The difference of two sums of unit fractions
3
How to Tropicalize a Polynomial in Two Variables?
2
What is the definition of the valuation of a fractional ideal?
2
Erik Westzynthius’s cool upper bound argument: update?
2
Jokes in the sense of Littlewood: examples?
2
Can anyone analyze this misere game?
2
Solving a system of equations/inequalities that have trigonometric functions on the left-hand side
1
Seemingly emergent structures in mathematics
1
Higher order divided differences and derivatives
1 2 next

 

453

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436
17

 

67

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