https://se.mathworks.com/help/robust/ref/dynamicsystem.diskmargin.html
diskmargin - Disk-based stability margins of feedback loops - MATLAB
This MATLAB function computes the disk-based stability margins for the SISO or MIMO negative feedback loop feedback(L,eye(N)), where N is the number of inputs...
feedback loopsdiskbasedstabilitymargins
https://jp.mathworks.com/help/robust/ref/dynamicsystem.diskmargin.html
diskmargin - Disk-based stability margins of feedback loops - MATLAB
This MATLAB function computes the disk-based stability margins for the SISO or MIMO negative feedback loop feedback(L,eye(N)), where N is the number of inputs...
feedback loopsdiskbasedstabilitymargins