Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Aspects of Manifest Gauge Invariance   The essential elements of manifestly gauge invariant exact renormalization
groups are recalled. The pros and cons of the formalism are discussed and it is
argued that now is the right time to try to utilize the formalism to provide
new insights into the strong coupling domain of QCD.

20
The categories of this paper are: acc-phys
33
The categories of this paper are: plasm-ph
21
The categories of this paper are: adap-org
24
The categories of this paper are: dg-ga
15
The categories of this paper are: nucl-ex
1
The categories of this paper are: cs
23
The categories of this paper are: solv-int
6
The categories of this paper are: astro-ph
13
The categories of this paper are: quant-ph
22
The categories of this paper are: chao-dyn
29
The categories of this paper are: funct-an
19
The categories of this paper are: eess
4
The categories of this paper are: cond-mat
17
The categories of this paper are: q-fin
36
The categories of this paper are: cmp-lg
30
The categories of this paper are: q-alg