displaying
                        printed out when Display parameter is set to
                        'iter' {1}</pre><p>Example using default value of <tt>'iter'</tt>:</p><pre class="codeinput">ncg(@example1, pi/4);
</pre><pre class="codeoutput"> Iter  FuncEvals       F(X)          ||G(X)||/N        
------ --------- ---------------- ----------------
     0         1       0.70710678       0.70710678
     1         6      -0.99999998       0.00017407
     2         7      -1.00000000       0.00000000
</p