Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On the Kodaira dimension of Hurwitz spaces   We show that the canonical bundle of the Hurwitz stack classifying covers of
genus g>1 and degree k>2 of the projective line is big. We show that all coarse
moduli spaces of trigonal curves of genus g>1 are of general type.

21
The categories of this paper are: adap-org
0
The categories of this paper are: hep-ph
18
The categories of this paper are: econ
10
The categories of this paper are: q-bio
35
The categories of this paper are: mtrl-th
16
The categories of this paper are: stat
9
The categories of this paper are: nlin
22
The categories of this paper are: chao-dyn
11
The categories of this paper are: hep-lat
29
The categories of this paper are: funct-an
34
The categories of this paper are: chem-ph
4
The categories of this paper are: cond-mat
17
The categories of this paper are: q-fin
33
The categories of this paper are: plasm-ph
3
The categories of this paper are: physics
20
The categories of this paper are: acc-phys