Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Mathematical modelling of the cardiovascular system   In this paper we will address the problem of developing mathematical models
for the numerical simulation of the human circulatory system. In particular, we
will focus our attention on the problem of haemodynamics in large human
arteries.

4
The categories of this paper are: cond-mat
18
The categories of this paper are: econ
27
The categories of this paper are: comp-gas
12
The categories of this paper are: nucl-th
3
The categories of this paper are: physics
26
The categories of this paper are: bayes-an
31
The categories of this paper are: ao-sci
30
The categories of this paper are: q-alg
21
The categories of this paper are: adap-org
25
The categories of this paper are: patt-sol
1
The categories of this paper are: cs
28
The categories of this paper are: alg-geom
22
The categories of this paper are: chao-dyn
24
The categories of this paper are: dg-ga
11
The categories of this paper are: hep-lat
36
The categories of this paper are: cmp-lg