;rand('state',0)
;x = rand(1,10)
;y = rand(1,10)
;TRI = delaunay(x,y)
subplot(1,2,1),...
triplot(TRI,x,y)
;axis([0 1 0 1])
;hold on
;plot(x,y,'or')
hold off
;[vx, vy] = voronoi(x,y,TRI)
subplot(1,2,2),...
plot(x,y,'r+',vx,vy,'b-'),...
axis([0 1 0 1])