Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Tachyon as a Dark Energy Source   It is demonstrated that dark energy, driven by tachyons having non-minimal
coupling with curvature and self-interacting inverse cubic potential, decays to
cold dark matter in the late universe. It is found that this penomenon yields a
solution to `` cosmic coincidence problem''.

14
The categories of this paper are: math-ph
2
The categories of this paper are: math
10
The categories of this paper are: q-bio
35
The categories of this paper are: mtrl-th
3
The categories of this paper are: physics
27
The categories of this paper are: comp-gas
24
The categories of this paper are: dg-ga
11
The categories of this paper are: hep-lat
19
The categories of this paper are: eess
29
The categories of this paper are: funct-an
26
The categories of this paper are: bayes-an
25
The categories of this paper are: patt-sol
21
The categories of this paper are: adap-org
4
The categories of this paper are: cond-mat
1
The categories of this paper are: cs
32
The categories of this paper are: atom-ph