User Yaakov Baruch

3 votes

The missing link: an inequality

answered Jan 13, 2017 at 14:24

3 votes

Is it possible to capture a sphere in a knot?

answered Dec 28, 2009 at 11:42

3 votes

1 rectangle <= 4 squares

answered Mar 9, 2010 at 1:20

3 votes

Ways to prove the fundamental theorem of algebra

answered Sep 20, 2010 at 9:06

3 votes

An example of a beautiful proof that would be accessible at the high school level?

answered Dec 16, 2014 at 22:38

3 votes

q-th powers and roots of polynomials

answered Jan 6, 2015 at 22:25

3 votes

How do you traverse a rectangular grid of points while turning as little as possible?

answered Jul 13 at 22:44

3 votes

Is this set dense in [0,+∞)?

answered Aug 30, 2021 at 22:22

2 votes

The direction that gets me closest to a given point in $\mathbb{R}^n$

answered Mar 4, 2021 at 17:14

2 votes

Accepted

The direction that gets me closest to a given point in $\mathbb{R}^n$

answered Mar 10, 2021 at 23:35

2 votes

Number of regions formed by $n$ points in general position

answered Feb 23, 2020 at 12:31

2 votes

Which mathematical ideas have done most to change history?

answered Mar 16, 2011 at 9:19

2 votes

Is it possible to capture a sphere in a knot?

answered Dec 8, 2009 at 11:38

2 votes

Is it possible to capture a sphere in a knot?

answered Dec 8, 2009 at 18:28

2 votes

$n$th root of $(a,b) \mapsto (\operatorname{gm}, \operatorname{am})$

answered Feb 6, 2019 at 13:54

2 votes

Accepted

Finding closed form of recurrence relation in two variables

answered Oct 11, 2018 at 9:48

1 vote

Accepted

Implausible inequality

answered Aug 19, 2017 at 23:14

1 vote

Is there a good reason why $a^{2b} + b^{2a} \le 1$ when $a+b=1$?

answered Aug 23, 2017 at 19:57

1 vote

polynomials with similar maxima-minima

answered Mar 18, 2015 at 14:30

1 vote

Why is it so cool to square numbers (in terms of finding the standard deviation)?

answered Mar 22, 2015 at 10:55

1 vote

Sum of two squares and implication of Bunyakovsky conjecture

answered Nov 17, 2014 at 12:26

1 vote

Iterating projections to random halfspaces

answered Jan 21, 2021 at 8:30

1 vote

Partitions of convex planar regions into zonogons

answered Jan 21, 2021 at 10:46

0 votes

Can the thief escape (from a smooth, simple closed curve)?

answered Oct 6, 2021 at 7:02

0 votes

Is the set $ AA+A $ always at least as large as $ A+A $?

answered Apr 27, 2015 at 11:44

-1 votes

Is a function which is finitely multiple-valued in each variable separately, also finitely multiple-valued in all its variables jointly?

answered Feb 11, 2010 at 17:07

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56 Answers

The missing link: an inequality

Is it possible to capture a sphere in a knot?

1 rectangle <= 4 squares

Ways to prove the fundamental theorem of algebra

An example of a beautiful proof that would be accessible at the high school level?

q-th powers and roots of polynomials

How do you traverse a rectangular grid of points while turning as little as possible?

Is this set dense in [0,+∞)?

The direction that gets me closest to a given point in $\mathbb{R}^n$

The direction that gets me closest to a given point in $\mathbb{R}^n$

Number of regions formed by $n$ points in general position

Which mathematical ideas have done most to change history?

Is it possible to capture a sphere in a knot?

Is it possible to capture a sphere in a knot?

$n$th root of $(a,b) \mapsto (\operatorname{gm}, \operatorname{am})$

Finding closed form of recurrence relation in two variables

Implausible inequality

Is there a good reason why $a^{2b} + b^{2a} \le 1$ when $a+b=1$?

polynomials with similar maxima-minima

Why is it so cool to square numbers (in terms of finding the standard deviation)?

Sum of two squares and implication of Bunyakovsky conjecture

Iterating projections to random halfspaces

Partitions of convex planar regions into zonogons

Can the thief escape (from a smooth, simple closed curve)?

Is the set $ AA+A $ always at least as large as $ A+A $?

Is a function which is finitely multiple-valued in each variable separately, also finitely multiple-valued in all its variables jointly?