clear
sys = tf(0.4, [5.2 1]);
nyquist(sys)
axis([0, 0.5, -0.3, 0])

pause (1)
set(1, 'PaperUnits', 'centimeters')
set(1, 'PaperPosition', [3 10 11 9])
print -deps 'obr432.eps'

bode(sys)
v=axis;
v(4)=10;
axis(v);
pause (1)
print -deps 'obr433.eps'

