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BrianT's user avatar
BrianT
  • Member for 4 years, 8 months
  • Last seen more than 1 year ago
  • Tel-Aviv, Israël
11 votes
1 answer
2k views

What is the current status of the Arnold conjecture?

8 votes
1 answer
478 views

Physical intuition behind prequantization spaces

5 votes
0 answers
235 views

Betti sum, cup-length, Lusternik-Schnirelmann category, and critical points

5 votes
1 answer
275 views

Transgression image and Serre spectral sequence for tori

4 votes
1 answer
738 views

Computing the Euler class of a vector bundle

4 votes
1 answer
494 views

On the Leray spectral sequence and sheaf cohomology

4 votes
2 answers
268 views

Contactomorphisms have in general no fixed points

3 votes
0 answers
101 views

On two different descriptions of Delzant polytopes

3 votes
0 answers
127 views

Evaluating the Euler class of a circle bundle on fibers

3 votes
1 answer
297 views

Is the minimal Chern number of a toric manifold at least 2?

3 votes
0 answers
118 views

On the construction of principal $S^1$-bundles with prescribed characteristic form

3 votes
0 answers
474 views

What is the filtration in Leray's spectral sequence?

3 votes
0 answers
182 views

Cohomological indices VS cup-length, Lusternik-Schnirelmann category, betti sum in critical point set theory

3 votes
0 answers
220 views

Where can I find good surveys on Symplectic and Contact geometry

3 votes
3 answers
831 views

A few general questions about pre-sheaves and sheaves

2 votes
0 answers
61 views

On cohomological algebras related to toric manifolds

2 votes
1 answer
122 views

On the existence and classification of prequantization spaces over a closed symplectic manifold

2 votes
0 answers
68 views

Condition for a map to carry over to Leray spectral sequences

2 votes
0 answers
103 views

On the limit of a directed system of sheaves

2 votes
1 answer
156 views

Leray spectral sequence for continuous functions on pairs of topological spaces

2 votes
0 answers
138 views

Maps between Leray spectral sequences

2 votes
1 answer
150 views

Comparing the minimal Chern number and the cup-length of a symplectic manifold

2 votes
0 answers
168 views

What is the relation between the different generating functions thought as finite approximations of action functionals

2 votes
0 answers
133 views

Inferring properties of toric manifolds through Delzant's description

2 votes
0 answers
94 views

Homotopy type of transversal families of submanifolds through deformation

2 votes
1 answer
157 views

Equivariant Coefficient ring action on singular cohomology

1 vote
0 answers
311 views

On prequantization bundles over integral symplectic manifolds

1 vote
0 answers
87 views

Effective classes in toric Kähler manifolds

1 vote
0 answers
115 views

maps between two Leray spectral sequences based on maps on cochain complexes

1 vote
0 answers
76 views

Direct limit of complexes from cocycle property up to homotopy