function out = banplot(x,OLDX)
%BANPLOT    Plots one step of solution path. Used by BANDEMO.

%   Copyright (c) 1990-98 by The MathWorks, Inc.
%   $Revision: 1.9 $  $Date: 1997/11/29 01:22:58 $

plot([OLDX(1),x(1)],[OLDX(2),x(2)],'r-',x(1),x(2),'o','Erasemode','none')
drawnow; % Draws current graph now 
out = [];
