ile, for instance <tt>arch0.mat</tt> stored in directory <tt>datafiles</tt>. All the user has to do to solve the problem is to call
         </p><pre>[x] = solve_sedumi('datafiles/sedumi-arch0.mat');</pre><p>or, which is the same, the following sequence of commands:</p><pre>pen = sed2pen('datafiles/sedumi-arch0.mat');
bmidata=pen2bmi(pen);
penm=bmi_define(bmidata);
prob=penlab(penm);
prob.solve();
x = prob.x;</pre><p><b>Bilinear matrix inequalities</b></p>
         <p>Go to directory <tt>interfaces/BMI</tt>