Xandi Tuni's user avatar
Xandi Tuni's user avatar
Xandi Tuni's user avatar
Xandi Tuni
  • Member for 13 years, 9 months
  • Last seen more than 4 years ago
27 votes
1 answer
3k views

The Galois group of a random polynomial

18 votes
3 answers
3k views

Lifting varieties to characteristic zero.

15 votes
1 answer
1k views

Are Chow groups generated by local complete intersections?

15 votes
5 answers
5k views

Converse to Banach's fixed point theorem?

14 votes
1 answer
1k views

Geometry for Anderson's motives?

11 votes
0 answers
632 views

An elementary linear algebra problem

10 votes
2 answers
1k views

What Dirichlet doesn't tell...

9 votes
2 answers
499 views

Are algebraic groups defined by their invariants in tensor spaces?

9 votes
2 answers
1k views

Extensions of an infinite product of copies of Z by Z

9 votes
2 answers
892 views

Dense sphere packings which are not lattice packings

8 votes
0 answers
99 views

Counting symmetric convex bodies with no nonzero lattice point in the interior

7 votes
1 answer
463 views

About an embedding of abelian categories into categories of modules

7 votes
1 answer
516 views

About Tate's computation of $K_2^{\rm M}(\mathbb Q)$

7 votes
0 answers
701 views

Integral decomposition of the diagonal (Chow motives)

7 votes
2 answers
4k views

Singular homology of a graph.

6 votes
1 answer
303 views

Measurable subgroups.

6 votes
1 answer
858 views

When does Zariski closure commute with base change?

6 votes
1 answer
240 views

The L-function of Q(-1/2) and the "number of prime $p\equiv 3$ divisors" function

5 votes
2 answers
444 views

Which $H$--groups satisfy the rigidity property of abelian varieties?

5 votes
0 answers
552 views

Barsotti--Weil formula over separably closed fields

5 votes
2 answers
669 views

Automorphic form encoding the orders of $N$ modulo $p$.

4 votes
1 answer
1k views

Gauss--Manin connection for de Rham realisation

4 votes
3 answers
504 views

Logarithm of complex matrices in holomorphic families

3 votes
0 answers
300 views

When does Ext^2 vanish in a category of group representations.

2 votes
0 answers
1k views

Tensor product of commutators vs. commutator in a tensor product

2 votes
2 answers
225 views

Singular points on the Hilbert scheme of a product

2 votes
1 answer
942 views

Surjectivity of bilinear forms.

1 vote
0 answers
578 views

Splitting of vector bundles on a complex torus