/span>
n = size( P, 1 );
cvx_begin <span class="string">sdp</span>
    variable <span class="string">Z(n,n)</span> <span class="string">hermitian</span> <span class="string">toeplitz</span>
    dual <span class="string">variable</span> <span class="string">Q</span>
    minimize( norm( Z - P, <span class="string">'fro'</span> ) )
    Z &gt;= 0 : Q;
cvx_end

<span class="comment">% Display resuls</span>
disp( <span class="string">'The original matrix, P: '</span> );
disp( P )
disp( <span class="string">'The o