Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Tight open knots   The most tight conformations of prime knots are found with the use of the
SONO algorithm. Their curvature and torsion profiles are calculated. Symmetry
of the knots is analysed. Connections with the physics of polymers are
discussed.

33
The categories of this paper are: plasm-ph
24
The categories of this paper are: dg-ga
26
The categories of this paper are: bayes-an
6
The categories of this paper are: astro-ph
32
The categories of this paper are: atom-ph
31
The categories of this paper are: ao-sci
27
The categories of this paper are: comp-gas
4
The categories of this paper are: cond-mat
15
The categories of this paper are: nucl-ex
5
The categories of this paper are: gr-qc
7
The categories of this paper are: hep-th
12
The categories of this paper are: nucl-th
8
The categories of this paper are: hep-ex
35
The categories of this paper are: mtrl-th
10
The categories of this paper are: q-bio
2
The categories of this paper are: math