Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Flashes of noncommutativity   Noncommutativity lays hidden in the proofs of classical dynamics. Modern
frameworks can be used to bring it to light: *-products, groupoids, q-deformed
calculus, etc.

8
The categories of this paper are: hep-ex
19
The categories of this paper are: eess
27
The categories of this paper are: comp-gas
15
The categories of this paper are: nucl-ex
33
The categories of this paper are: plasm-ph
20
The categories of this paper are: acc-phys
32
The categories of this paper are: atom-ph
9
The categories of this paper are: nlin
11
The categories of this paper are: hep-lat
23
The categories of this paper are: solv-int
30
The categories of this paper are: q-alg
10
The categories of this paper are: q-bio
1
The categories of this paper are: cs
22
The categories of this paper are: chao-dyn
7
The categories of this paper are: hep-th
12
The categories of this paper are: nucl-th