Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Deterministic pushdown automata can compress some normal sequences   In this paper, we give a deterministic pushdown transducer and a normal
sequence of digits compressed by it. This solves positively a question left
open in a previous paper by V. Becher, P. A. Heiber and the first author.

2
The categories of this paper are: math
4
The categories of this paper are: cond-mat
7
The categories of this paper are: hep-th
11
The categories of this paper are: hep-lat
28
The categories of this paper are: alg-geom
34
The categories of this paper are: chem-ph
30
The categories of this paper are: q-alg
10
The categories of this paper are: q-bio
21
The categories of this paper are: adap-org
37
The categories of this paper are: supr-con
22
The categories of this paper are: chao-dyn
23
The categories of this paper are: solv-int
26
The categories of this paper are: bayes-an
15
The categories of this paper are: nucl-ex
8
The categories of this paper are: hep-ex
12
The categories of this paper are: nucl-th