How to draw MATLAB 3D Figure

>> x=[-3:1:3];
>> y=[-3:1:2];
>> [xx,yy]=meshgrid(x,y);
>> zz=xx.^2-yy.^2;
>> figure
>> surf(xx,yy,zz);
Warning: MATLAB has disabled some advanced graphics rendering features by switching to
software OpenGL. For more information, click here.https://amzn.to/2SotVlZ

>> p=linspace(0,2*pi,50);

>> M=(sinp); 

>> M= sin(p);

>> plot(p,M)

>> mesh(xx,yy,zz);