Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Good characterization for path packing in a subclass of Karzanov
  networks   The path packing problem is stated finding the maximum number of
edge-disjoint paths between predefined pairs of nodes in an undirected
multigraph. Such a multigraph together with predefined node pairs is often
called a network.

32
The categories of this paper are: atom-ph
15
The categories of this paper are: nucl-ex
14
The categories of this paper are: math-ph
33
The categories of this paper are: plasm-ph
2
The categories of this paper are: math
11
The categories of this paper are: hep-lat
9
The categories of this paper are: nlin
34
The categories of this paper are: chem-ph
23
The categories of this paper are: solv-int
4
The categories of this paper are: cond-mat
17
The categories of this paper are: q-fin
20
The categories of this paper are: acc-phys
0
The categories of this paper are: hep-ph
16
The categories of this paper are: stat
12
The categories of this paper are: nucl-th
8
The categories of this paper are: hep-ex