Instruct: Identify the main and secondary category of Arxiv papers based on the titles
Query: A Hydrodynamical Study on the Conversion of Hadronic Matter to Quark
  Matter: II. Diffusion-Induced Conversion
16
The categories of this paper are: stat
20
The categories of this paper are: acc-phys
9
The categories of this paper are: nlin
26
The categories of this paper are: bayes-an
21
The categories of this paper are: adap-org
24
The categories of this paper are: dg-ga
22
The categories of this paper are: chao-dyn
17
The categories of this paper are: q-fin
34
The categories of this paper are: chem-ph
15
The categories of this paper are: nucl-ex
35
The categories of this paper are: mtrl-th
31
The categories of this paper are: ao-sci
29
The categories of this paper are: funct-an
2
The categories of this paper are: math
19
The categories of this paper are: eess
25
The categories of this paper are: patt-sol