Inspec keywords: nonlinear control systems; frequency-domain synthesis; compensation; numerical methods; limit cycles; multivariable control systems

Other keywords: limit cycles; multivariable nonlinear systems; frequency domain; single-harmonic approximant; feedback systems; prediction; design; computational procedures; linear compensator elements; harmonic approximants; graphical interpretations

Subjects: Nonlinear control systems; Stability in control theory; Control system analysis and synthesis methods; Multivariable control systems