Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Complete factorization of equations of motion for generalized scalar
  field theories   We demonstrate that the complete factorization of equations of motion into
first-order differential equations can be obtained for real and complex scalar
field theories with non-canonical dynamics.

9
The categories of this paper are: nlin
37
The categories of this paper are: supr-con
34
The categories of this paper are: chem-ph
13
The categories of this paper are: quant-ph
23
The categories of this paper are: solv-int
30
The categories of this paper are: q-alg
4
The categories of this paper are: cond-mat
18
The categories of this paper are: econ
6
The categories of this paper are: astro-ph
31
The categories of this paper are: ao-sci
2
The categories of this paper are: math
1
The categories of this paper are: cs
20
The categories of this paper are: acc-phys
16
The categories of this paper are: stat
3
The categories of this paper are: physics
35
The categories of this paper are: mtrl-th