Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: $\pi \Delta\Delta$ coupling constant   We calculate the $\pi \Delta\Delta$ coupling
$g_{\pi^0\Delta^{++}\Delta^{++}}$ using light cone QCD sum rule. Our result is
$g_{\pi^0\Delta^{++}\Delta^{++}}=(11.8\pm 2.0)$.

37
The categories of this paper are: supr-con
1
The categories of this paper are: cs
5
The categories of this paper are: gr-qc
7
The categories of this paper are: hep-th
24
The categories of this paper are: dg-ga
14
The categories of this paper are: math-ph
0
The categories of this paper are: hep-ph
32
The categories of this paper are: atom-ph
6
The categories of this paper are: astro-ph
34
The categories of this paper are: chem-ph
8
The categories of this paper are: hep-ex
4
The categories of this paper are: cond-mat
28
The categories of this paper are: alg-geom
25
The categories of this paper are: patt-sol
21
The categories of this paper are: adap-org
19
The categories of this paper are: eess