> with(plots):
densityplot(sin(x+y),x=-1..1,y=-1..1);
densityplot(binomial,0..5,0..5,grid=[10,10]);
densityplot(sin(x*y),x=-Pi..Pi,y=-Pi..Pi,axes=boxed);
densityplot(x*exp(-x^2-y^2),x=-2..2,y=-2..2,grid=[49,49]);

>