User HYYY

25 votes

4 answers

5k views

Is there any way to rewrite a partial differential equation using language of differential forms, tensors, etc?

asked May 23, 2013 at 11:10

11 votes

3 answers

3k views

What's the current state of Yang–Mills mass gap question?

asked Mar 6, 2010 at 2:14

9 votes

1 answer

2k views

website for jobs in applied or industrial mathematics (or financial math) [closed]

asked Jul 21, 2010 at 1:08

7 votes

2 answers

2k views

Is there any disadvantage from non-academic job turn to academic job in math

asked Mar 28, 2010 at 1:31

7 votes

4 answers

1k views

To differently gluing of two Riemann surfaces with boundary we get different surfaces

asked Jul 1, 2010 at 15:33

7 votes

2 answers

2k views

recommendation letter for teaching [closed]

asked Jun 26, 2010 at 0:06

6 votes

1 answer

796 views

Computation of homology groups of $M_{g,n}$

asked Jul 18, 2010 at 18:46

5 votes

1 answer

937 views

How can we show the spaces $M_{g}(n)$ and $M_{g, n}$ are homotopy equivalent?

asked Jul 5, 2010 at 23:31

5 votes

4 answers

3k views

Number of non-Abelian groups of order $2^n$

asked Jul 2, 2010 at 23:41

5 votes

1 answer

693 views

Is it possible a variety be a manifold with boundary

asked Jul 4, 2010 at 19:26

5 votes

3 answers

821 views

Which part of physical B model is not rigorous?

asked Mar 5, 2010 at 22:41

4 votes

2 answers

893 views

a question about Gromov-Witten invariant

asked Dec 8, 2009 at 4:06

4 votes

2 answers

861 views

Deligne-Mumford space defined in complex geometry category

asked Jul 4, 2010 at 20:20

4 votes

1 answer

798 views

Do the virtual fundamental classes satisfy functorial properties?

asked Jun 30, 2010 at 22:02

4 votes

1 answer

774 views

Homology dimension of the mapping class group of a surface with boundary

asked Jul 30, 2010 at 5:22

4 votes

0 answers

693 views

Spectral sequence for reduced homology

asked Jul 31, 2010 at 13:38

4 votes

3 answers

865 views

Questions on Discrete Exterior Calculus in numerical computing

asked Mar 16, 2013 at 8:00

3 votes

1 answer

192 views

The discrete theory of compressible fluids dynamics

asked Apr 27, 2013 at 13:50

3 votes

0 answers

442 views

Website for temporary instructor/lecturer positions [closed]

asked Jan 1, 2011 at 10:57

3 votes

1 answer

766 views

different "derived structure" in derived algebraic geometry

asked Jul 26, 2010 at 8:27

3 votes

2 answers

549 views

About topological B model

asked May 26, 2010 at 21:38

2 votes

1 answer

1k views

Is an algebraic geometer's fibration also an algebraic topologist's fibration?

asked Jun 14, 2010 at 20:46

2 votes

0 answers

232 views

Are the two B model constructions equivalent?

asked Jun 24, 2010 at 15:38

2 votes

1 answer

373 views

What's the chain level Gromov-Witten theory

asked Jun 30, 2010 at 2:43

2 votes

0 answers

734 views

a question on Costello's theorem

asked Jun 30, 2010 at 3:01

2 votes

2 answers

856 views

Why are people interested in defining GW invariant in algebraic geometry category

asked Jul 4, 2010 at 21:23

2 votes

1 answer

1k views

Question related to the moduli space of Riemann surfaces and a fibration

asked Aug 8, 2010 at 4:15

1 vote

1 answer

321 views

Where can I find material that introduces homotopy (co)invariants?

asked Nov 1, 2010 at 7:50

1 vote

2 answers

510 views

Why is this a local constant sheaf

asked Dec 6, 2010 at 14:57

1 vote

2 answers

1k views

homotopy between solutions of Maurer-Cartan equation

asked Dec 7, 2010 at 9:32

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35 Questions

Is there any way to rewrite a partial differential equation using language of differential forms, tensors, etc?

What's the current state of Yang–Mills mass gap question?

website for jobs in applied or industrial mathematics (or financial math) [closed]

Is there any disadvantage from non-academic job turn to academic job in math

To differently gluing of two Riemann surfaces with boundary we get different surfaces

recommendation letter for teaching [closed]

Computation of homology groups of $M_{g,n}$

How can we show the spaces $M_{g}(n)$ and $M_{g, n}$ are homotopy equivalent?

Number of non-Abelian groups of order $2^n$

Is it possible a variety be a manifold with boundary

Which part of physical B model is not rigorous?

a question about Gromov-Witten invariant

Deligne-Mumford space defined in complex geometry category

Do the virtual fundamental classes satisfy functorial properties?

Homology dimension of the mapping class group of a surface with boundary

Spectral sequence for reduced homology

Questions on Discrete Exterior Calculus in numerical computing

The discrete theory of compressible fluids dynamics

Website for temporary instructor/lecturer positions [closed]

different "derived structure" in derived algebraic geometry

About topological B model

Is an algebraic geometer's fibration also an algebraic topologist's fibration?

Are the two B model constructions equivalent?

What's the chain level Gromov-Witten theory

a question on Costello's theorem

Why are people interested in defining GW invariant in algebraic geometry category

Question related to the moduli space of Riemann surfaces and a fibration

Where can I find material that introduces homotopy (co)invariants?

Why is this a local constant sheaf

homotopy between solutions of Maurer-Cartan equation