Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Effect of form factors in fits to photoproduction data   We compare the effects of several form factor recipes in fits to pseudoscalar
meson photoproduction data. The specific examples of pion and kaon
photoproduction are used to illustrate how different choices can alter the
results of such analyses.

13
The categories of this paper are: quant-ph
7
The categories of this paper are: hep-th
8
The categories of this paper are: hep-ex
36
The categories of this paper are: cmp-lg
31
The categories of this paper are: ao-sci
33
The categories of this paper are: plasm-ph
25
The categories of this paper are: patt-sol
17
The categories of this paper are: q-fin
10
The categories of this paper are: q-bio
6
The categories of this paper are: astro-ph
37
The categories of this paper are: supr-con
30
The categories of this paper are: q-alg
18
The categories of this paper are: econ
24
The categories of this paper are: dg-ga
2
The categories of this paper are: math
29
The categories of this paper are: funct-an