ment">% We are given a set of consumer preference data for bundles</span>
<span class="comment">% of two goods x_1 and x_2. These points are generated by</span>
<span class="comment">% taking 40 random points and comparing them using the</span>
<span class="comment">% utility function: u(x_1,x_2) = (1.1*sqrt(x_1)+0.8*sqrt(x_2))/1.9</span>
<span class="comment">% Then, if we have u(i) &gt;= u(j) we say that (i,j) is in Pweak.</span>
<span class="comment">%</span>
<span class="comment">% Given this, we wish t