User Benjamin Dickman

60 votes

1 answer

7k views

Probability that a stick randomly broken in five places can form a tetrahedron

asked Sep 23, 2013 at 19:32

32 votes

2 answers

4k views

Similarities between Post's Problem and Cohen's Forcing

asked Mar 8, 2013 at 19:55

24 votes

1 answer

1k views

Non-regular Connected Hausdorff Banach Manifold

asked Aug 18, 2012 at 3:02

21 votes

4 answers

2k views

Irrationality proof technique: no factorial in the denominator

asked Jul 25, 2012 at 22:43

21 votes

5 answers

5k views

What arrangement of unit cubes minimizes surface area?

asked Aug 25, 2014 at 17:55

19 votes

1 answer

2k views

Does this Banach manifold admit a Riemannian metric?

asked Sep 4, 2012 at 1:54

18 votes

1 answer

1k views

Distinct integer roots for a degree 7+ polynomial and its derivative

asked Sep 3, 2021 at 18:13

16 votes

3 answers

2k views

Solving a modified birthday problem at a glance

asked Aug 3, 2012 at 19:22

15 votes

4 answers

1k views

Realizable Order Sequences for Finite Groups

asked Sep 16, 2012 at 3:17

12 votes

4 answers

2k views

Seeking a Geometric Proof of a Generalized Alternating Series' Convergence

asked Oct 14, 2012 at 5:46

11 votes

1 answer

1k views

Extending an assignment property from Q to R (or C)

asked Aug 24, 2012 at 17:15

9 votes

3 answers

1k views

Intuition Behind a Decimal Representation with Catalan Numbers

asked Sep 27, 2012 at 7:15

9 votes

1 answer

635 views

De-Nesting Absolute Value Function into Linear Combination of Absolute Value Functions

asked May 29, 2018 at 23:41

9 votes

0 answers

205 views

Placing triangles around a central triangle: Optimal Strategy?

asked Jun 25 at 16:33

7 votes

2 answers

398 views

Quantifying difficulty of integrals versus inverses

asked Mar 14, 2023 at 19:11

7 votes

2 answers

814 views

Building a Physical Model to Solve Sudoku

asked Aug 14, 2012 at 19:22

6 votes

1 answer

426 views

Crossing number of the Grötzsch graph

asked Apr 17, 2012 at 9:07

5 votes

2 answers

892 views

Permuting Racked Pool Balls with a Single Break

asked Dec 27, 2012 at 7:28

4 votes

0 answers

228 views

How many arrangements of $n$ points with $k$ edge lengths exist in $d$ dimensions?

asked Nov 7, 2019 at 18:47

4 votes

1 answer

329 views

Enumerating subsets with no triple appearing together more than once

asked Feb 13, 2022 at 19:49

3 votes

3 answers

382 views

Closed formula for number of ones in a proper factor tree

asked Dec 6, 2023 at 19:09

2 votes

3 answers

376 views

Generations until fixation: A nontrivial generalization of a dice convergence problem

asked Apr 3, 2020 at 13:55

2 votes

0 answers

140 views

Integers with exactly three factor pairs whose successors are relatively prime

asked Oct 24, 2021 at 0:37

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23 Questions

Probability that a stick randomly broken in five places can form a tetrahedron

Similarities between Post's Problem and Cohen's Forcing

Non-regular Connected Hausdorff Banach Manifold

Irrationality proof technique: no factorial in the denominator

What arrangement of unit cubes minimizes surface area?

Does this Banach manifold admit a Riemannian metric?

Distinct integer roots for a degree 7+ polynomial and its derivative

Solving a modified birthday problem at a glance

Realizable Order Sequences for Finite Groups

Seeking a Geometric Proof of a Generalized Alternating Series' Convergence

Extending an assignment property from Q to R (or C)

Intuition Behind a Decimal Representation with Catalan Numbers

De-Nesting Absolute Value Function into Linear Combination of Absolute Value Functions

Placing triangles around a central triangle: Optimal Strategy?

Quantifying difficulty of integrals versus inverses

Building a Physical Model to Solve Sudoku

Crossing number of the Grötzsch graph

Permuting Racked Pool Balls with a Single Break

How many arrangements of $n$ points with $k$ edge lengths exist in $d$ dimensions?

Enumerating subsets with no triple appearing together more than once

Closed formula for number of ones in a proper factor tree

Generations until fixation: A nontrivial generalization of a dice convergence problem

Integers with exactly three factor pairs whose successors are relatively prime