User P Vanchinathan

23 votes

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

answered Mar 25, 2014 at 16:49

19 votes

Accepted

Why do we need random variables?

answered Oct 18, 2016 at 23:38

14 votes

Is there a high-concept explanation for why characteristic 2 is special?

answered Dec 10, 2012 at 9:58

14 votes

Is there a "geometric" intuition underlying the notion of normal varieties?

answered Dec 28, 2012 at 5:29

10 votes

At what point does number theory stop playing with finite rings?

answered Dec 10, 2012 at 4:28

7 votes

The inverse Galois problem, what is it good for?

answered Jan 12, 2013 at 6:31

7 votes

Generating finite simple groups with $2$ elements

answered Apr 16, 2012 at 23:57

6 votes

Does there exist a polar decomposition of matrices over finite fields?

answered May 3, 2013 at 0:44

6 votes

Accepted

A question on orthogonal matrix

answered Aug 29, 2016 at 2:32

5 votes

Cyclic extensions

answered Dec 12, 2012 at 8:16

4 votes

Non-rigorous reasoning in rigorous mathematics

answered Dec 5, 2012 at 0:24

4 votes

General bound for the number of subgroups of a finite group

answered Jun 3, 2013 at 23:47

4 votes

Additive Subgroups of the Reals.

answered Jul 29, 2013 at 10:57

4 votes

Closed orbits of complete flags in $\mathbb{C}^n$

answered Mar 24, 2014 at 3:19

4 votes

Accepted

Irreducible monic polynomials

answered May 20, 2016 at 13:53

3 votes

Representation theory of infinite dihedral group

answered Aug 23, 2016 at 3:08

3 votes

What are examples of (collections of) papers which "close" a field?

answered Jul 6, 2021 at 6:35

3 votes

Short exact sequences every mathematician should know

answered Oct 8, 2022 at 3:53

3 votes

Subfield of rational function field and which is not a rational function field

answered Mar 15, 2013 at 7:45

3 votes

3D Rotation Representation for Multiple Turns

answered Mar 21, 2013 at 3:41

2 votes

Decomposition of solvable Lie group

answered Mar 26, 2013 at 3:34

2 votes

Generate a higher degree symmetric polynomial from an existing one

answered May 1, 2013 at 8:28

2 votes

Does every polynomial diophantine equation have solutions modulo p?

answered Jan 6, 2013 at 10:18

2 votes

What is the ideal corresponding to the Plücker embedding?

answered Dec 13, 2012 at 8:36

2 votes

Intersecting Sets of Pythagorean Triples with Common Hypotenuses

answered Mar 13, 2014 at 8:11

2 votes

Conjecture on irrational algebraic numbers

answered Jul 6, 2014 at 9:12

2 votes

Infinitely many solutions to a particular embedding problem in Galois theory

answered Aug 16, 2016 at 2:09

1 vote

Why do Groups and Abelian Groups feel so different?

answered Jun 12, 2016 at 4:55

1 vote

Parametric solutions to a system of equations

answered Jun 27, 2016 at 4:51

1 vote

Irreducibility of cyclotomic polynomial over real quadratic number field

answered Feb 20, 2015 at 7:03

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50 Answers

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

Why do we need random variables?

Is there a high-concept explanation for why characteristic 2 is special?

Is there a "geometric" intuition underlying the notion of normal varieties?

At what point does number theory stop playing with finite rings?

The inverse Galois problem, what is it good for?

Generating finite simple groups with $2$ elements

Does there exist a polar decomposition of matrices over finite fields?

A question on orthogonal matrix

Cyclic extensions

Non-rigorous reasoning in rigorous mathematics

General bound for the number of subgroups of a finite group

Additive Subgroups of the Reals.

Closed orbits of complete flags in $\mathbb{C}^n$

Irreducible monic polynomials

Representation theory of infinite dihedral group

What are examples of (collections of) papers which "close" a field?

Short exact sequences every mathematician should know

Subfield of rational function field and which is not a rational function field

3D Rotation Representation for Multiple Turns

Decomposition of solvable Lie group

Generate a higher degree symmetric polynomial from an existing one

Does every polynomial diophantine equation have solutions modulo p?

What is the ideal corresponding to the Plücker embedding?

Intersecting Sets of Pythagorean Triples with Common Hypotenuses

Conjecture on irrational algebraic numbers

Infinitely many solutions to a particular embedding problem in Galois theory

Why do Groups and Abelian Groups feel so different?

Parametric solutions to a system of equations

Irreducibility of cyclotomic polynomial over real quadratic number field