span class="comment">% values of rho and Amin are 0.</span>
<span class="comment">% Joelle Skaf - 12/04/05</span>

<span class="keyword">if</span> nargin &lt; 2
    error(<span class="string">'Insufficient number of input arguments'</span>);
<span class="keyword">end</span>

[n1, n2] = size(adj_H);
[m1, m2] = size(adj_V);

<span class="keyword">if</span> n1~=n2
    error(<span class="string">'Input adjacency matrix for horizontal graph must be square'</span>);
<span class="keyword">end</span>

<span class="