Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Strong Repetitions in Sturmian Strings   In this paper, we analyze the periodic factors of Sturmian words for the
findings to lead to a linear-time algorithm for the computation of runs in this
class of words which, to our best knowledge, is an open problem in literature.

33
The categories of this paper are: plasm-ph
11
The categories of this paper are: hep-lat
36
The categories of this paper are: cmp-lg
13
The categories of this paper are: quant-ph
35
The categories of this paper are: mtrl-th
5
The categories of this paper are: gr-qc
18
The categories of this paper are: econ
9
The categories of this paper are: nlin
0
The categories of this paper are: hep-ph
20
The categories of this paper are: acc-phys
21
The categories of this paper are: adap-org
29
The categories of this paper are: funct-an
32
The categories of this paper are: atom-ph
31
The categories of this paper are: ao-sci
34
The categories of this paper are: chem-ph
15
The categories of this paper are: nucl-ex