Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Fundamental Solutions for the Tricomi Operator, II   We explicitly calculate fundamental solutions for the Tricomi operator
relative to a point in the hyperbolic region and show that these solutions
originate from the hypergeometric function F(1/6,1/6;1;z).

28
The categories of this paper are: alg-geom
21
The categories of this paper are: adap-org
20
The categories of this paper are: acc-phys
7
The categories of this paper are: hep-th
25
The categories of this paper are: patt-sol
4
The categories of this paper are: cond-mat
10
The categories of this paper are: q-bio
26
The categories of this paper are: bayes-an
1
The categories of this paper are: cs
11
The categories of this paper are: hep-lat
9
The categories of this paper are: nlin
19
The categories of this paper are: eess
0
The categories of this paper are: hep-ph
24
The categories of this paper are: dg-ga
30
The categories of this paper are: q-alg
29
The categories of this paper are: funct-an