Hailong Dao's user avatar
Hailong Dao's user avatar
Hailong Dao's user avatar
Hailong Dao
  • Member for 14 years, 4 months
  • Last seen more than a month ago
83 votes
4 answers
13k views

How to find ICM talks?

77 votes
9 answers
25k views

Irreducibility of polynomials in two variables

42 votes
4 answers
7k views

Serre intersection formula and derived algebraic geometry?

40 votes
13 answers
19k views

How to draw knots with Latex?

40 votes
3 answers
2k views

Good user manuals for technical topics?

37 votes
2 answers
6k views

What is Serre's condition (S_n) for sheaves?

35 votes
3 answers
5k views

Matrix factorizations and physics

30 votes
4 answers
2k views

When can we cancel vector bundles from tensor products?

30 votes
14 answers
2k views

Webpages for specialized communities

21 votes
4 answers
2k views

The first female algebraist in US/Britain?

21 votes
6 answers
3k views

A ring such that all projectives are stably free but not all projectives are free?

21 votes
1 answer
2k views

Two conjectures by Gabber on Brauer and Picard groups

21 votes
2 answers
1k views

What properties define open loci in excellent schemes?

19 votes
4 answers
856 views

Size of sets with complete double

16 votes
3 answers
1k views

What to do when your research runs into a computationally challenging problem?

16 votes
2 answers
2k views

Sets that are not sum of subsets

16 votes
6 answers
2k views

Sum of $n$ vectors in $(\mathbb Z/n)^k$

14 votes
9 answers
4k views

How to motivate the skein relations?

14 votes
1 answer
2k views

Why does this matrix have zero determinant?

13 votes
0 answers
486 views

Are the supports of $Ext^i(M,N)$ eventually periodic?

13 votes
1 answer
553 views

Intersection of subvarieties versus ranks of Chow groups modulo numerical equivalences

13 votes
2 answers
958 views

Does torsion-freeness of class group localize?

12 votes
2 answers
625 views

Maps between K-groups induced by rings homomorphism

12 votes
4 answers
5k views

How to cite math journals?

11 votes
2 answers
987 views

Finite vector bundles over punctured affine spaces

11 votes
2 answers
666 views

Genus of smooth varieties with small Chow group

11 votes
2 answers
1k views

Class groups of normal domains over finite fields

11 votes
3 answers
1k views

Existence of non-commutative desingularizations

11 votes
1 answer
1k views

Flat cohomology and Picard groups

10 votes
1 answer
772 views

How to find examples of non-trival kernel of maps between Brauer groups Br(R) -> Br(K)