Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Novikov operad is not Koszul   An algebra with identities $a\circ(b\circ c-c\circ b)=(a\circ b)\circ
c-(a\circ c)\circ b$ and $a\circ(b\circ c)=b\circ(a\circ c)$ is called Novikov.
We show that Novikov operad is not Koszul.

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The categories of this paper are: nucl-th
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The categories of this paper are: gr-qc
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The categories of this paper are: physics
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The categories of this paper are: q-alg
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The categories of this paper are: atom-ph
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The categories of this paper are: cs
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The categories of this paper are: hep-ex
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The categories of this paper are: hep-lat
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The categories of this paper are: alg-geom
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The categories of this paper are: hep-ph
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The categories of this paper are: q-fin
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The categories of this paper are: acc-phys
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The categories of this paper are: chem-ph
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The categories of this paper are: hep-th
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The categories of this paper are: patt-sol
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The categories of this paper are: chao-dyn