Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Generic Singularities of the 3D-Contact sub-Riemannian Conjugate Locus   In this paper, we extend and complete the classification of the generic
singularities of the 3D-contact sub-Riemmanian conjugate locus in a
neighbourhood of the origin.

23
The categories of this paper are: solv-int
26
The categories of this paper are: bayes-an
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The categories of this paper are: supr-con
27
The categories of this paper are: comp-gas
33
The categories of this paper are: plasm-ph
12
The categories of this paper are: nucl-th
11
The categories of this paper are: hep-lat
8
The categories of this paper are: hep-ex
28
The categories of this paper are: alg-geom
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The categories of this paper are: dg-ga
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The categories of this paper are: math-ph
20
The categories of this paper are: acc-phys
35
The categories of this paper are: mtrl-th
4
The categories of this paper are: cond-mat
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The categories of this paper are: ao-sci
7
The categories of this paper are: hep-th