Fixed problem with long colormaps on recent Matlab versions

optimisation/OptPractical.m

@@ -26,6 +26,7 @@
 [x,y] = ndgrid(-1.5:0.05:2,-1:0.05:3); % Grid on which to calculate function
 rosen = (1-x).^2 + 100*(y-x.^2).^2;    % Function values on grid
 figure('Position',[100 100 800 800]);
+colormap(jet(64));
 surfc(x,y,rosen,'EdgeColor',[.5 .5 .5]);
 xlabel('x');
 ylabel('y');
@@ -190,6 +191,7 @@ refresh_rosenbrock(x,y,lcm,pp);
 z = 3 * (1-x).^2 .* exp(-(x.^2) - (y+1).^2) - 10 * (x/5 - x.^3 - y.^5) .* exp(-x.^2 - y.^2) - 1/3 * exp(-(x+1).^2 - y.^2);
 
 figure('Position',[100 100 800 800]);
+colormap(jet(64));
 surfc(x,y,z,'EdgeColor',[.5 .5 .5]);
 xlabel('x');
 ylabel('y');
@@ -422,6 +424,7 @@ for i=1:size(beta1,1)
    end
 end
 figure('Position',[100 100 800 800]);
+colormap(jet(64));
 surfc(beta1,beta2,sse,'EdgeColor',[.5 .5 .5]);
 xlabel('b1');
 ylabel('b2');