Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Two Generalizations of Tensor Products, Beyond Vector Spaces   Two successive generalizations of the usual tensor products are given. One
can be constructed for arbitrary binary operations, and not only for
semigroups, groups or vector spaces. The second one, still more general, is
constructed for arbitrary generators on sets.

12
The categories of this paper are: nucl-th
24
The categories of this paper are: dg-ga
20
The categories of this paper are: acc-phys
16
The categories of this paper are: stat
10
The categories of this paper are: q-bio
34
The categories of this paper are: chem-ph
33
The categories of this paper are: plasm-ph
30
The categories of this paper are: q-alg
7
The categories of this paper are: hep-th
25
The categories of this paper are: patt-sol
14
The categories of this paper are: math-ph
21
The categories of this paper are: adap-org
27
The categories of this paper are: comp-gas
23
The categories of this paper are: solv-int
13
The categories of this paper are: quant-ph
1
The categories of this paper are: cs