Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: About the distance between random walkers on some graphs   We consider two or more simple symmetric walks on some graphs, e.g. the real
line, the plane or the two dimensional comb lattice, and investigate the
properties of the distance among the walkers.

7
The categories of this paper are: hep-th
12
The categories of this paper are: nucl-th
1
The categories of this paper are: cs
34
The categories of this paper are: chem-ph
29
The categories of this paper are: funct-an
3
The categories of this paper are: physics
19
The categories of this paper are: eess
24
The categories of this paper are: dg-ga
17
The categories of this paper are: q-fin
21
The categories of this paper are: adap-org
20
The categories of this paper are: acc-phys
14
The categories of this paper are: math-ph
28
The categories of this paper are: alg-geom
25
The categories of this paper are: patt-sol
11
The categories of this paper are: hep-lat
26
The categories of this paper are: bayes-an