Ritwik
  • Member for 11 years, 10 months
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  • Stony Brook
3 answers
39 votes
3k views
23 bookmarks
Can one recover the smooth Gauss Bonnet theorem from the combinatorial Gauss Bonnet theorem as an appropriate limit?
3 answers
17 votes
2k views
8 bookmarks
If a formal power series over the complex numbers satisfies a polynomial identity, does it imply that the power series has a radius of convergence?
5 answers
15 votes
1k views
7 bookmarks
Take contraction wrt a vector field twice and define kernel mod image. Does that give anything interesting?
1 answers
11 votes
602 views
6 bookmarks
Is there a tropical geometric proof for counting genus g curves in any n dimensional projective space?
3 answers
11 votes
4k views
4 bookmarks
Can the hyperbolic plane be immersed in three dimensional Euclidean space, if we are only looking for a weak solution?
1 answers
10 votes
488 views
2 bookmarks
Can one use Brownian motion to prove that two manifolds are not conformally equivalent?
4 answers
9 votes
922 views
What does it mean when we say we have computed a number to a certain accuracy using a probabilistic algorithm?
1 answers
9 votes
788 views
Do partitions of unity exist if we impose additional conditions on the derivatives?
2 answers
9 votes
1k views
3 bookmarks
Is there a natural form representing the Thom class of a vector bundle, which when pulled back via the zero section represents the Euler class on the level of forms?
1 answers
8 votes
720 views
4 bookmarks
Does there always exist a line bundle whose Chern class represents an integer symplectic form?
2 answers
8 votes
382 views
3 bookmarks
Are there analogous statements for the number of zeros of a section in terms of the Euler class, even when the relevant spaces are not manifolds?
1 answers
7 votes
581 views
2 bookmarks
Are genus zero Gromov Witten Invariants on Del-Pezzo surfaces enumerative?
1 answers
6 votes
167 views
2 bookmarks
Is there an algorithm to find out the number of small solutions to a polynomial equation, when we vary all the coefficients?
1 answers
5 votes
800 views
1 bookmarks
How does one compute the first Chern class of a Line bundle defined as the Kernel of a linear map?
1 answers
5 votes
353 views
Is the space of real conics with a singular point an orientable manifold?
0 answers
5 votes
348 views
1 bookmarks
Is there an appropriate weighted Sobolev space to include exponential map and projection map?
1 answers
5 votes
426 views
Can one use the continuity method to show that the two dimensional hyperbolic space can be immersed in five dimensional Euclidean space?
2 answers
5 votes
613 views
4 bookmarks
Is anything known about the enumeration of degree d, genus g curves in CP^2 where g >1 ?
0 answers
4 votes
167 views
1 bookmarks
How does one obtain the formula for the number of genus one curves in P^2 using Getzler's relation?
1 answers
4 votes
283 views
What are the indecomposable classes on a del-Pezzo surface?
0 answers
4 votes
326 views
1 bookmarks
Under what conditions do time averages of ergodic transformations satisfy a central limit theorem?
2 answers
4 votes
2k views
Do Random Walks on the Hexagonal Lattice have a limit?
0 answers
4 votes
173 views
Does the concept of connective constant make sense for any tiling of the plane?
3 answers
4 votes
550 views
2 bookmarks
What is the easiest way to show that three lines in two dimensional space do not intersect?
2 answers
4 votes
479 views
Is there an analogous concept for the degree of a map, when the spaces are singular?
1 answers
4 votes
523 views
4 bookmarks
Is it true that the only singularities upto codimension seven are the ADE singularities?
3 answers
4 votes
619 views
1 bookmarks
A necessary and sufficient condition for a curve to have an $A_k$ singularity.
2 answers
4 votes
311 views
Is there a sufficient criteria to guarantee that $\lim_{n} a_{nn} = \lim_{m} \lim_{n} a_{mn}$ ?
1 answers
4 votes
325 views
How to enumerate curves with a singularity once you know the corresponding Thom Polynomial?
0 answers
3 votes
669 views
How does one compute the Chern classes of the dual sheaf from the Chern class of the original sheaf?