This book investigates the stability of nonlinear systems and the design of nonlinear observers using Takagi-Sugeno fuzzy models. It presents a comprehensive analysis of stability criteria for systems described by these fuzzy models and introduces novel methods for constructing observers that can accurately estimate the state of such systems, even in the presence of uncertainties and disturbances.

The book is a technical monograph aimed at researchers and advanced students in control theory and fuzzy systems. Its focus on rigorous mathematical analysis and novel design techniques suggests it is a valuable resource for those working on advanced control problems. The detailed treatment of stability and observer design for Takagi-Sugeno models positions it as a significant contribution to the field.