LMIs in Control/Click here to continue/LMIs in system and stability Theory/Circular Region D-Admissibility
The System edit
Consider and where The pair is D-admissible with if and only if there exist and such that and
The LMI (Constraint) edit
where is the pseudoinverse of . The region D describes a circular region of the complex plane with radius centered at where
Reference edit
Caverly, Ryan; Forbes, James (2021). LMI Properties and Applications in Systems, Stability, and Control Theory.