Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On the Heegaard Floer homology of S^3_{-p/q}(K)   We compute the Heegaard Floer homology of an oriented 3-manifold obtained by
a negative rational surgery along an arbitrary algebraic knot.

8
The categories of this paper are: hep-ex
3
The categories of this paper are: physics
15
The categories of this paper are: nucl-ex
11
The categories of this paper are: hep-lat
18
The categories of this paper are: econ
14
The categories of this paper are: math-ph
22
The categories of this paper are: chao-dyn
19
The categories of this paper are: eess
5
The categories of this paper are: gr-qc
24
The categories of this paper are: dg-ga
23
The categories of this paper are: solv-int
27
The categories of this paper are: comp-gas
9
The categories of this paper are: nlin
31
The categories of this paper are: ao-sci
1
The categories of this paper are: cs
25
The categories of this paper are: patt-sol