Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Hopf algebra approach to Feynman diagram calculations   The Hopf algebra structure underlying Feynman diagrams which governs the
process of renormalization in perturbative quantum field theory is reviewed.
Recent progress is briefly summarized with an emphasis on further directions of
research.

30
The categories of this paper are: q-alg
26
The categories of this paper are: bayes-an
5
The categories of this paper are: gr-qc
22
The categories of this paper are: chao-dyn
34
The categories of this paper are: chem-ph
31
The categories of this paper are: ao-sci
37
The categories of this paper are: supr-con
33
The categories of this paper are: plasm-ph
25
The categories of this paper are: patt-sol
16
The categories of this paper are: stat
3
The categories of this paper are: physics
23
The categories of this paper are: solv-int
32
The categories of this paper are: atom-ph
29
The categories of this paper are: funct-an
13
The categories of this paper are: quant-ph
1
The categories of this paper are: cs