Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Transformation brackets between U(n+1) -> U(n) -> SO(n) and U(n+1) ->
  SO(n+1) -> SO(n)   We derive a general expression for the transformation brackets between the
chains U(n+1) -> U(n) -> SO(n) and U(n+1) -> SO(n+1) -> SO(n).

15
The categories of this paper are: nucl-ex
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The categories of this paper are: q-alg
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The categories of this paper are: q-fin
1
The categories of this paper are: cs
28
The categories of this paper are: alg-geom
20
The categories of this paper are: acc-phys
9
The categories of this paper are: nlin
29
The categories of this paper are: funct-an
23
The categories of this paper are: solv-int
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The categories of this paper are: plasm-ph
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The categories of this paper are: cmp-lg
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The categories of this paper are: stat
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The categories of this paper are: supr-con
18
The categories of this paper are: econ
34
The categories of this paper are: chem-ph
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The categories of this paper are: dg-ga