d =</span> <span class="st">&quot;Nelder-Mead&quot;</span>,</a>
<a class="sourceLine" id="cb4-7" title="7">                       <span class="dt">alpha_form =</span> <span class="st">&quot;pairwise&quot;</span>,</a>
<a class="sourceLine" id="cb4-8" title="8">                       <span class="dt">lambda_cov_form =</span> <span class="st">&quot;none&quot;</span>,</a>
<a class="sourceLine" id="cb4-9" title="9">                       <span class="dt">alpha_cov_form =</span> <span class="st">&quot;none&quot;<