% NCMLOGO% L-shaped membrane on the cover of the print% version of Numerical Computing with MATLAB.% Activate the cameratoolbar and move the camera.% Set up the figure windowclfshgset(gcf,'color',[0 0 1/4],'colormap',jet(8))axes('pos',[0 0 1 1])axis offdaspect([1 1 1])% Compute MathWorks logoL = rot90(membranetx(1,32,10,10),2);% Filled contour plot with transparent lifted patchesb = (1/16:1/8:15/16)';hold onfor k = 1:8   [c,h(k)] = contourf(L,[b(k) b(k)]);   if strcmp(get(h(k),'Type'),'hggroup')     h(k) = get(h(k),'Children');   end   m(k) = length(get(h(k),'xdata'));   set(h(k),'linewidth',2,'edgecolor','w', ...      'facealpha',.5,'zdata',4*k*ones(m(k),1))endhold offview(12,30)