Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: An improved bilinear restriction estimate for paraboloid in
  $\mathbb{R}^3$   We obtain a sharp bilinear restriction estimate for paraboloid in
$\mathbb{R}^3$ for $q>3.25$.

30
The categories of this paper are: q-alg
9
The categories of this paper are: nlin
20
The categories of this paper are: acc-phys
31
The categories of this paper are: ao-sci
4
The categories of this paper are: cond-mat
23
The categories of this paper are: solv-int
6
The categories of this paper are: astro-ph
28
The categories of this paper are: alg-geom
34
The categories of this paper are: chem-ph
22
The categories of this paper are: chao-dyn
14
The categories of this paper are: math-ph
24
The categories of this paper are: dg-ga
26
The categories of this paper are: bayes-an
32
The categories of this paper are: atom-ph
10
The categories of this paper are: q-bio
12
The categories of this paper are: nucl-th