Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Oblique derivative problem for non-divergence parabolic equations with
  discontinuous in time coefficients in a wedge   We consider an oblique derivative problem in a wedge for nondivergence
parabolic equations with discontinuous in $t$ coefficients. We obtain weighted
coercive estimates of solutions in anisotropic Sobolev spaces.

35
The categories of this paper are: mtrl-th
24
The categories of this paper are: dg-ga
30
The categories of this paper are: q-alg
15
The categories of this paper are: nucl-ex
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The categories of this paper are: supr-con
17
The categories of this paper are: q-fin
23
The categories of this paper are: solv-int
36
The categories of this paper are: cmp-lg
12
The categories of this paper are: nucl-th
3
The categories of this paper are: physics
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The categories of this paper are: atom-ph
6
The categories of this paper are: astro-ph
21
The categories of this paper are: adap-org
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The categories of this paper are: comp-gas
7
The categories of this paper are: hep-th
20
The categories of this paper are: acc-phys