Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On Picard lattices of Jacobian elliptic K3 surfaces   We classify all Jacobian elliptic fibrations on K3 surfaces with finite
automorphism group. We also classify all extremal Jacobian elliptic fibrations
on K3 surfaces with infinite automorphism group and 2-elementary Picard
lattice.

21
The categories of this paper are: adap-org
19
The categories of this paper are: eess
20
The categories of this paper are: acc-phys
5
The categories of this paper are: gr-qc
29
The categories of this paper are: funct-an
30
The categories of this paper are: q-alg
34
The categories of this paper are: chem-ph
25
The categories of this paper are: patt-sol
37
The categories of this paper are: supr-con
36
The categories of this paper are: cmp-lg
23
The categories of this paper are: solv-int
7
The categories of this paper are: hep-th
28
The categories of this paper are: alg-geom
9
The categories of this paper are: nlin
4
The categories of this paper are: cond-mat
17
The categories of this paper are: q-fin