User Kim

64 votes

6 answers

13k views

What is the simplest proof that the density of primes goes to zero?

asked Jan 17, 2021 at 16:29

34 votes

5 answers

3k views

Open problems from antiquity solved with analytic geometry

asked Nov 4, 2019 at 4:54

29 votes

4 answers

3k views

Is there an 11-term arithmetic progression of primes beginning with 11?

asked Aug 10, 2018 at 0:24

23 votes

5 answers

2k views

Does anyone know a basepoint-free construction of universal covers?

asked Nov 8, 2019 at 0:52

22 votes

1 answer

2k views

Is there a concrete application of topos theory?

asked Jan 16, 2021 at 12:20

18 votes

1 answer

2k views

Embedding abelian varieties into projective spaces of small dimension

asked Jan 21, 2019 at 8:58

14 votes

3 answers

2k views

Why are Lagrangian subspaces in a symplectic vector space interesting?

asked Mar 22, 2019 at 15:02

13 votes

3 answers

879 views

Has dynamics on $G/\Gamma$ ever been used to prove interesting things about $\Gamma$?

asked Sep 20, 2018 at 17:40

12 votes

1 answer

673 views

A concrete example of the deficiency of triangulated categories?

asked Nov 3, 2019 at 1:53

12 votes

3 answers

2k views

How to compute the cohomology of a local system?

asked Dec 3, 2019 at 16:25

11 votes

2 answers

595 views

Geodesics on hyperbolic surfaces whose closures have arbitrary Hausdorff dimension

asked Oct 7, 2018 at 0:51

10 votes

3 answers

927 views

What is the official definition of $\mathcal{M}_g$ as an orbifold, and how much can I ignore it?

asked Apr 11, 2019 at 17:19

10 votes

1 answer

1k views

How do $\infty$-categories allow us to do descent on the derived level?

asked Mar 2, 2021 at 23:12

9 votes

0 answers

395 views

Is it possible to glue together complex manifolds?

asked Jan 22, 2019 at 2:00

9 votes

1 answer

421 views

Is there a Poincare residue in characteristic $p$?

asked Dec 29, 2019 at 6:08

7 votes

0 answers

430 views

Where does the word "log" in log pair come from?

asked Apr 7, 2022 at 12:05

7 votes

1 answer

552 views

Is there a classification of minimal algebraic threefolds?

asked Apr 13, 2022 at 10:07

6 votes

2 answers

978 views

In practice, how explicitly can we describe a Galois representation?

asked Aug 2, 2022 at 5:39

6 votes

4 answers

421 views

Reference for behavior of Artin $L$-functions at $\Re(s) = 1$

asked Apr 1, 2021 at 19:40

6 votes

2 answers

713 views

Does anyone know a journal like Expositiones Mathematicae, except not by Elsevier? [duplicate]

asked Jul 8, 2020 at 19:49

6 votes

0 answers

284 views

Is being perfectoid a local property?

asked Nov 19, 2019 at 8:13

6 votes

0 answers

403 views

Efficient solutions to general Bézout’s identity $a_1 b_1 + \dots + a_n b_n = 1$

asked Mar 19, 2019 at 14:57

6 votes

4 answers

674 views

What is a geodesic in Outer space?

asked Oct 3, 2018 at 12:25

6 votes

0 answers

232 views

Integrals of modular forms

asked Aug 9, 2018 at 22:00

5 votes

1 answer

413 views

Does every prime $p$ appear in a $p$-term arithmetic progression of primes? [duplicate]

asked Aug 10, 2018 at 1:51

5 votes

9 answers

7k views

Applications of basic linear algebra concepts to computer science? [closed]

asked Feb 7, 2019 at 16:46

5 votes

1 answer

521 views

Big etale topos vs small etale topos

asked Nov 5, 2019 at 0:52

4 votes

0 answers

315 views

Why are traces an analogue to integrals?

asked Oct 27, 2019 at 22:12

4 votes

0 answers

373 views

What is the analogy between the moduli of shtukas and Shimura varieties?

asked Mar 18, 2019 at 14:19

4 votes

0 answers

978 views

Is there any relation between the pushforward of a divisor and the pushforward of its line bundle?

asked Mar 27, 2022 at 17:34

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49 Questions

What is the simplest proof that the density of primes goes to zero?

Open problems from antiquity solved with analytic geometry

Is there an 11-term arithmetic progression of primes beginning with 11?

Does anyone know a basepoint-free construction of universal covers?

Is there a concrete application of topos theory?

Embedding abelian varieties into projective spaces of small dimension

Why are Lagrangian subspaces in a symplectic vector space interesting?

Has dynamics on $G/\Gamma$ ever been used to prove interesting things about $\Gamma$?

A concrete example of the deficiency of triangulated categories?

How to compute the cohomology of a local system?

Geodesics on hyperbolic surfaces whose closures have arbitrary Hausdorff dimension

What is the official definition of $\mathcal{M}_g$ as an orbifold, and how much can I ignore it?

How do $\infty$-categories allow us to do descent on the derived level?

Is it possible to glue together complex manifolds?

Is there a Poincare residue in characteristic $p$?

Where does the word "log" in log pair come from?

Is there a classification of minimal algebraic threefolds?

In practice, how explicitly can we describe a Galois representation?

Reference for behavior of Artin $L$-functions at $\Re(s) = 1$

Does anyone know a journal like Expositiones Mathematicae, except not by Elsevier? [duplicate]

Is being perfectoid a local property?

Efficient solutions to general Bézout’s identity $a_1 b_1 + \dots + a_n b_n = 1$

What is a geodesic in Outer space?

Integrals of modular forms

Does every prime $p$ appear in a $p$-term arithmetic progression of primes? [duplicate]

Applications of basic linear algebra concepts to computer science? [closed]

Big etale topos vs small etale topos

Why are traces an analogue to integrals?

What is the analogy between the moduli of shtukas and Shimura varieties?

Is there any relation between the pushforward of a divisor and the pushforward of its line bundle?