Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Review of AdS/CFT Integrability, Chapter III.6: Thermodynamic Bethe
  Ansatz   The aim of the chapter is to introduce in a pedagogical manner the concept of
Thermodynamic Bethe Ansatz designed to calculate the energy levels of finite
volume integrable systems and to review how it is applied in the planar AdS/CFT
setting.

18
The categories of this paper are: econ
37
The categories of this paper are: supr-con
35
The categories of this paper are: mtrl-th
22
The categories of this paper are: chao-dyn
21
The categories of this paper are: adap-org
20
The categories of this paper are: acc-phys
28
The categories of this paper are: alg-geom
27
The categories of this paper are: comp-gas
25
The categories of this paper are: patt-sol
3
The categories of this paper are: physics
26
The categories of this paper are: bayes-an
9
The categories of this paper are: nlin
0
The categories of this paper are: hep-ph
6
The categories of this paper are: astro-ph
23
The categories of this paper are: solv-int
16
The categories of this paper are: stat