User Julian Rosen

19 votes

2 answers

2k views

What is the relationship between these two notions of "period"?

asked Apr 7, 2013 at 18:44

19 votes

3 answers

2k views

$p$-adic periods

asked Mar 2, 2014 at 1:44

16 votes

1 answer

1k views

Connection between isomorphisms of algebraic topology and class field theory

asked Nov 26, 2010 at 7:11

15 votes

2 answers

853 views

Galois group for 0-dimensional motives

asked Nov 21, 2014 at 20:43

12 votes

0 answers

608 views

Is there a particular field that cannot be proven to have an algebraic closure in ZF?

asked Mar 17, 2016 at 16:13

12 votes

2 answers

1k views

To what extent does a torsor determine a group

asked Jan 6, 2018 at 17:59

12 votes

0 answers

829 views

Are there infinitely many non-Wolstenholme primes?

asked Jan 11, 2012 at 2:38

10 votes

1 answer

569 views

Quotient of complete topological ring

asked Oct 31, 2013 at 1:31

8 votes

1 answer

369 views

Converse of a result of Koblitz and Ogus on algebraic products of gamma values

asked Oct 19, 2019 at 0:45

6 votes

1 answer

403 views

Frobenius automorphisms of cohomology of a variety

asked Dec 3, 2017 at 16:03

5 votes

0 answers

134 views

What do I know about a group if its representations are filtered?

asked Mar 4, 2018 at 1:39

5 votes

0 answers

199 views

Algebraic fundamental group without regularity at infinity

asked Sep 4, 2014 at 18:25

5 votes

1 answer

344 views

Hopf algebra structure on the ring of quasisymmetric functions

asked Aug 31, 2013 at 3:10

2 votes

0 answers

150 views

Galois correspondence for action of general linear group on purely transcendental extension

asked Jan 15, 2014 at 19:25

2 votes

0 answers

209 views

Is there literature on a de Rham analogue of the Mumford-Tate group or ell-adic monodromy group?

asked May 6, 2019 at 20:43

1 vote

0 answers

214 views

Exponential map on a unipotent group

asked Jan 8, 2015 at 18:15

1 vote

0 answers

292 views

Algebraic fiber bundles for various topologies

asked Sep 23, 2013 at 18:32

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17 Questions

What is the relationship between these two notions of "period"?

$p$-adic periods

Connection between isomorphisms of algebraic topology and class field theory

Galois group for 0-dimensional motives

Is there a particular field that cannot be proven to have an algebraic closure in ZF?

To what extent does a torsor determine a group

Are there infinitely many non-Wolstenholme primes?

Quotient of complete topological ring

Converse of a result of Koblitz and Ogus on algebraic products of gamma values

Frobenius automorphisms of cohomology of a variety

What do I know about a group if its representations are filtered?

Algebraic fundamental group without regularity at infinity

Hopf algebra structure on the ring of quasisymmetric functions

Galois correspondence for action of general linear group on purely transcendental extension

Is there literature on a de Rham analogue of the Mumford-Tate group or ell-adic monodromy group?

Exponential map on a unipotent group

Algebraic fiber bundles for various topologies