g">'LineStyle'</span>      , <span class="string">'none'</span>                );

axis([xmin, xmax, ymin, ymax]);
set(gca, <span class="string">'XTick'</span>, [Xk, maximum] , <span class="keyword">...</span>
    <span class="string">'XTickLabel'</span>, {<span class="string">''</span>, <span class="string">''</span>}      , <span class="keyword">...</span>
    <span class="string">'YTick'</span>, []                 , <span class="keyword">...</span>
    <span class="string">'FontSize'</span>, 16          