Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Nonrationality and Principal permutation classes: the remaining case   We complete the proof of the fact that all principal permutation classes
generated by a pattern longer than two have a nonrational generating function.

11
The categories of this paper are: hep-lat
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The categories of this paper are: hep-th
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The categories of this paper are: quant-ph
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The categories of this paper are: stat
36
The categories of this paper are: cmp-lg
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The categories of this paper are: dg-ga
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The categories of this paper are: solv-int
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The categories of this paper are: comp-gas
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The categories of this paper are: nlin
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The categories of this paper are: eess
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The categories of this paper are: acc-phys
28
The categories of this paper are: alg-geom
33
The categories of this paper are: plasm-ph
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The categories of this paper are: mtrl-th
37
The categories of this paper are: supr-con
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The categories of this paper are: astro-ph