alue to use as the difference step</pre><p><hr></p><h2 id="11">Default Parameters</h2><p>The default input parameters are returned using the sole input of <tt>'defaults'</tt> to one of the Poblano optimization methods:</p><pre class="codeinput">ncg_default_params = ncg(<span class="string">'defaults'</span>)
lbfgs_default_params = lbfgs(<span class="string">'defaults'</span>)
tn_default_params = tn(<span class="string">'defaults'</span>)
</pre><pre class="codeoutput">
ncg_default_params = 

  struct with fi