Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Why We Need Both the LHC and an e+e- Linear Collider   We discuss the connection between the understanding of TeV scale physics to
be found at the LHC and a high energy e+e- linear collider, using Higgs
physics, low energy supersymmetry, and the top quark sector as examples.

14
The categories of this paper are: math-ph
13
The categories of this paper are: quant-ph
28
The categories of this paper are: alg-geom
37
The categories of this paper are: supr-con
18
The categories of this paper are: econ
34
The categories of this paper are: chem-ph
21
The categories of this paper are: adap-org
20
The categories of this paper are: acc-phys
36
The categories of this paper are: cmp-lg
32
The categories of this paper are: atom-ph
33
The categories of this paper are: plasm-ph
9
The categories of this paper are: nlin
5
The categories of this paper are: gr-qc
2
The categories of this paper are: math
6
The categories of this paper are: astro-ph
7
The categories of this paper are: hep-th