Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Degree of entanglement for qubit-qutrit state   In this paper we consider a system consist of a qubit and a qutrit, and find
a formula to evaluate the concurrence for it. We show that entanglement of
formation for this system obeys the same relation as for two-qubits.

27
The categories of this paper are: comp-gas
21
The categories of this paper are: adap-org
35
The categories of this paper are: mtrl-th
26
The categories of this paper are: bayes-an
9
The categories of this paper are: nlin
5
The categories of this paper are: gr-qc
30
The categories of this paper are: q-alg
0
The categories of this paper are: hep-ph
23
The categories of this paper are: solv-int
22
The categories of this paper are: chao-dyn
32
The categories of this paper are: atom-ph
36
The categories of this paper are: cmp-lg
15
The categories of this paper are: nucl-ex
11
The categories of this paper are: hep-lat
31
The categories of this paper are: ao-sci
28
The categories of this paper are: alg-geom