User`s guide

pzmap
11-174
Example Plot the poles and zeros of the continuous-time system.
H = tf([2 5 1],[1 2 3])
pzmap(H)
Algorithm pzmap uses a combination of pole and zero.
See Also damp Damping and natural frequency of system poles
esort, dsort Sort system poles
pole Compute system poles
rlocus Root locus
Hs()
2s
2
5s 1++
s
2
2s3++
-------------------------------=
−2.5 −2 −1.5 −1 −0.5 0
−1.5
−1
−0.5
0
0.5
1
1.5
Real Axis
Imag Axis
Pole−zero map