User Vladimir Dotsenko

56 votes

Accepted

Minimal polynomial of cos(π/n)

answered Nov 27, 2017 at 18:29

52 votes

A single paper everyone should read?

answered Nov 19, 2009 at 16:18

46 votes

Fun applications of representations of finite groups

answered Jan 15, 2010 at 11:54

43 votes

Accepted

Is there a natural bijection from $\mathbb{N}$ to $\mathbb{Q}$?

answered Mar 22, 2015 at 1:03

35 votes

Injectivity implies surjectivity

answered Jul 4, 2017 at 20:04

30 votes

Free open-access peer-reviewed math journals

answered Feb 16, 2016 at 0:39

30 votes

Computer algebra errors

answered Feb 17, 2010 at 11:05

30 votes

Accepted

What are some examples of interesting uses of the theory of combinatorial species?

answered Apr 25, 2010 at 21:29

25 votes

Relations between sums of powers

answered Jun 7, 2011 at 12:42

24 votes

Accepted

Does any derivation of commutative algebra preserve its nil-radical?

answered Apr 8, 2020 at 6:24

23 votes

How can a mathematician handle the pressure to discover something new?

answered Mar 12, 2018 at 7:42

20 votes

Is there a version of inclusion/exclusion for vector spaces?

answered Jun 1, 2010 at 17:01

20 votes

Structures that turn out to exhibit a symmetry even though their definition doesn't

answered Dec 13, 2013 at 22:15

19 votes

Accepted

An n!-dimensional representation of the symmetric group S_{n+2}

answered Feb 2, 2012 at 9:06

19 votes

Accepted

How do you approach your child's math education?

answered Mar 31, 2010 at 16:20

18 votes

Accepted

Are there any natural differential operators besides $d$?

answered Mar 25, 2015 at 11:38

17 votes

Accepted

Is the Amitsur-Levitzki identity essentially unique?

answered Nov 22, 2014 at 13:27

16 votes

Using Exterior Algebras in combinatorics

answered Jun 2, 2012 at 10:22

16 votes

Accepted

Majorization and Schur Polynomials

answered May 17, 2011 at 9:20

16 votes

What are Homotopy rings good for?

answered Aug 11, 2017 at 11:33

16 votes

Accepted

Cyclotomic polynomials.

answered Jan 16, 2018 at 0:09

15 votes

Accepted

definition of Hessian with respect to connection

answered Feb 4, 2012 at 9:34

15 votes

Accepted

Reference for this theorem in representation theory?

answered Dec 30, 2009 at 13:23

15 votes

How have mathematicians been raised?

answered Nov 12, 2009 at 13:50

14 votes

The number of irreducible polynomials over ${\mathbb F}_p$

answered Jul 6, 2012 at 8:50

14 votes

Packing obtuse vectors in $\mathbb{R}^d$

answered Jun 5, 2015 at 8:01

14 votes

Accepted

Uncle of Witt algebra

answered Jul 9, 2016 at 0:57

13 votes

linear independence of $\sin(k \pi / m)$

answered Jul 18, 2016 at 13:42

13 votes

Applications of Jordan algebras

answered Feb 4, 2016 at 13:10

13 votes

Accepted

What are retracts of polynomial rings?

answered Apr 19, 2020 at 8:21

Stack Exchange Network

268 Answers

Minimal polynomial of cos(π/n)

A single paper everyone should read?

Fun applications of representations of finite groups

Is there a natural bijection from $\mathbb{N}$ to $\mathbb{Q}$?

Injectivity implies surjectivity

Free open-access peer-reviewed math journals

Computer algebra errors

What are some examples of interesting uses of the theory of combinatorial species?

Relations between sums of powers

Does any derivation of commutative algebra preserve its nil-radical?

How can a mathematician handle the pressure to discover something new?

Is there a version of inclusion/exclusion for vector spaces?

Structures that turn out to exhibit a symmetry even though their definition doesn't

An n!-dimensional representation of the symmetric group S_{n+2}

How do you approach your child's math education?

Are there any natural differential operators besides $d$?

Is the Amitsur-Levitzki identity essentially unique?

Using Exterior Algebras in combinatorics

Majorization and Schur Polynomials

What are Homotopy rings good for?

Cyclotomic polynomials.

definition of Hessian with respect to connection

Reference for this theorem in representation theory?

How have mathematicians been raised?

The number of irreducible polynomials over ${\mathbb F}_p$

Packing obtuse vectors in $\mathbb{R}^d$

Uncle of Witt algebra

linear independence of $\sin(k \pi / m)$

Applications of Jordan algebras

What are retracts of polynomial rings?