Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The equal tangents problem   Given a plane oval, is it possible to go around it so that, at all times, the
two tangent segments to the oval from the moving point have unequal lengths? In
this note we construct an example of such an oval.

1
The categories of this paper are: cs
28
The categories of this paper are: alg-geom
29
The categories of this paper are: funct-an
12
The categories of this paper are: nucl-th
6
The categories of this paper are: astro-ph
26
The categories of this paper are: bayes-an
19
The categories of this paper are: eess
13
The categories of this paper are: quant-ph
4
The categories of this paper are: cond-mat
35
The categories of this paper are: mtrl-th
14
The categories of this paper are: math-ph
11
The categories of this paper are: hep-lat
36
The categories of this paper are: cmp-lg
17
The categories of this paper are: q-fin
9
The categories of this paper are: nlin
16
The categories of this paper are: stat