Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: From the liquid drop model to lattice QCD   The present article aims to give a concise account of the main developments
in nuclear structure theory, from its origin in the 1930s to date, taking the
modelling of inter-nucleon interactions as guideline.

36
The categories of this paper are: cmp-lg
14
The categories of this paper are: math-ph
3
The categories of this paper are: physics
17
The categories of this paper are: q-fin
20
The categories of this paper are: acc-phys
37
The categories of this paper are: supr-con
6
The categories of this paper are: astro-ph
23
The categories of this paper are: solv-int
11
The categories of this paper are: hep-lat
35
The categories of this paper are: mtrl-th
8
The categories of this paper are: hep-ex
5
The categories of this paper are: gr-qc
30
The categories of this paper are: q-alg
21
The categories of this paper are: adap-org
28
The categories of this paper are: alg-geom
22
The categories of this paper are: chao-dyn