Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Models of affine curves and Ga-actions   Using the approach of Barkatou and El Kaoui, we classify certain affine
curves over discrete valuation rings having a free additive group action. Our
classification generalizes results of Miyanishi in equi-characteristic 0.

21
The categories of this paper are: adap-org
37
The categories of this paper are: supr-con
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The categories of this paper are: chao-dyn
26
The categories of this paper are: bayes-an
5
The categories of this paper are: gr-qc
19
The categories of this paper are: eess
29
The categories of this paper are: funct-an
0
The categories of this paper are: hep-ph
3
The categories of this paper are: physics
24
The categories of this paper are: dg-ga
35
The categories of this paper are: mtrl-th
13
The categories of this paper are: quant-ph
36
The categories of this paper are: cmp-lg
9
The categories of this paper are: nlin
14
The categories of this paper are: math-ph
6
The categories of this paper are: astro-ph