Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Brazilian Primes Which Are Also Sophie Germain Primes   We disprove a conjecture of Schott that no Brazilian primes are Sophie
Germain primes. We enumerate all counterexamples up to $10^{46}$.

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The categories of this paper are: hep-ex
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The categories of this paper are: dg-ga
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The categories of this paper are: bayes-an
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The categories of this paper are: plasm-ph
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The categories of this paper are: astro-ph
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The categories of this paper are: mtrl-th
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The categories of this paper are: chem-ph
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The categories of this paper are: chao-dyn
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The categories of this paper are: quant-ph
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The categories of this paper are: cond-mat
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The categories of this paper are: comp-gas
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The categories of this paper are: hep-lat
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The categories of this paper are: gr-qc
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The categories of this paper are: alg-geom
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The categories of this paper are: solv-int
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The categories of this paper are: nlin