%% Draw Streamlines
% Define arrays |x|, |y|, |u|, and |v|. 

% Copyright 2015 The MathWorks, Inc.


[x,y] = meshgrid(0:0.1:1,0:0.1:1);
u = x;
v = -y;

%% 
% Create a quiver plot of the data. Plot streamlines that start at
% different points along the line $y=1$.
figure
quiver(x,y,u,v)

startx = 0.1:0.1:1;
starty = ones(size(startx));
streamline(x,y,u,v,startx,starty)

