 we have verified
that <span class="math">\(\alpha(p_n)\)</span> is usually 1 or 2, but occasionally 0 or 3.
Similar results are obtained for <span class="math">\(0 &lt; p &lt; 1\)</span> and <span class="math">\(p &lt; 0\)</span>.</p>
<p>The cost of this SDP representation is relatively small for nearly all
useful values of <span class="math">\(p\)</span>. Nevertheless, CVX issues a warning
whenever <span class="math">\(k(p_n,p_d)&gt;10\)</span> to insure that the user is not surprised
by any unexpected sl