Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Norm related inequalities for fractional integrals   Fractional spline wavelet systems are considered in the work. Molecular
structure of elements of such systems admits estimates connecting norms of
fractional integrals' images and pre--images in Besov spaces.

22
The categories of this paper are: chao-dyn
23
The categories of this paper are: solv-int
36
The categories of this paper are: cmp-lg
9
The categories of this paper are: nlin
15
The categories of this paper are: nucl-ex
8
The categories of this paper are: hep-ex
34
The categories of this paper are: chem-ph
29
The categories of this paper are: funct-an
28
The categories of this paper are: alg-geom
5
The categories of this paper are: gr-qc
33
The categories of this paper are: plasm-ph
13
The categories of this paper are: quant-ph
12
The categories of this paper are: nucl-th
17
The categories of this paper are: q-fin
37
The categories of this paper are: supr-con
7
The categories of this paper are: hep-th