National Instruments NI MATRIXx Xmath - Manual (Page 111)

Chapter 6 Tutorial
Xmath Model Reduction Module 6-16 ni.com
Generate Figure 6-12:
vtf=poly([-0.1,-10])/poly([-1,-1.4])
[,sysv]=check(vtf,{ss,convert});
svalsv = svplot(sysv,w,{radians});
Figure 6-12. Frequency Response of the Weight V(j
ω
)