Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The Differential Geometry of the Orbit Space of Extended Affine Jacobi
  Group $A_1$   We define certain extensions of Jacobi groups of $A_1$, prove an analogue of
Chevalley theorem for their invariants, and construct a Dubrovin-Frobenius
structure on its orbit space.

28
The categories of this paper are: alg-geom
35
The categories of this paper are: mtrl-th
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The categories of this paper are: comp-gas
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The categories of this paper are: q-alg
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The categories of this paper are: patt-sol
15
The categories of this paper are: nucl-ex
13
The categories of this paper are: quant-ph
8
The categories of this paper are: hep-ex
0
The categories of this paper are: hep-ph
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The categories of this paper are: acc-phys
7
The categories of this paper are: hep-th
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The categories of this paper are: chao-dyn
23
The categories of this paper are: solv-int
33
The categories of this paper are: plasm-ph
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The categories of this paper are: q-fin
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The categories of this paper are: chem-ph