Nyquist plot.svg

Created by Engelec with Sysquake with the following code:
scale('equal', [-2,5,-3,1]);
hgrid;
nyquist(20, poly([-1,-2+1j,-2-1j]));
label Re Im;EngelecPublic domain

Created by Engelec with Sysquake with the following code:
scale('equal', [-2,5,-3,1]);
hgrid;
nyquist(20, poly([-1,-2+1j,-2-1j]));
label Re Im;EngelecPublic domain