Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: An involution on Dyck paths that preserves the rise composition and
  interchanges the number of returns and the position of the first double fall   Motivated by a recent paper of Adin, Bagno and Roichman, we present an
involution on Dyck paths that preserves the rise composition and interchanges
the number of returns and the position of the first double fall.

37
The categories of this paper are: supr-con
21
The categories of this paper are: adap-org
24
The categories of this paper are: dg-ga
12
The categories of this paper are: nucl-th
27
The categories of this paper are: comp-gas
5
The categories of this paper are: gr-qc
4
The categories of this paper are: cond-mat
17
The categories of this paper are: q-fin
30
The categories of this paper are: q-alg
19
The categories of this paper are: eess
11
The categories of this paper are: hep-lat
33
The categories of this paper are: plasm-ph
26
The categories of this paper are: bayes-an
3
The categories of this paper are: physics
29
The categories of this paper are: funct-an
13
The categories of this paper are: quant-ph