%  This function solves homework problem [H5.3]
%  --------------------------------------------
%
echo on
%
%  Stability domain of GE4/AB3
%
[x1,y1] = stabdom4(1,+1);
%
plot(x1,y1)
axis equal
grid on;
title('ttt')
xlabel('xxx')
ylabel('yyy')
%
print -deps nsds_hw5_3.eps
echo off
%
return
