
G = tf([1 1],[1 12 20 0 0])

rlocus (G)
print -dsvg right_rootlocus.svg

figure (2)
rlocus (G, 0.001, 0, 96)
print -dsvg wrong_rootlocus_increment_0.001.svg

figure (3)
rlocus (G, 0.1, 0, 96)
print -dsvg wrong_rootlocus_increment_0.1.svg
