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Open Access Research Article Issue
On the regularization and matrix Lyapunov functions for fuzzy differential systems with uncertain parameters
Electronic Research Archive 2023, 31(10): 6089-6119
Published: 15 October 2023
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In this paper, for a regularized fuzzy system, a generalization of the direct Lyapunov method is adapted on the base of matrix-valued Lyapunov-like functions. First, the new concept of a regularization scheme for fuzzy systems is discussed and the matrix-valued Lyapunov function technique is introduced. Then, sufficient conditions are established for the boundedness and stability of the equilibrium set of solutions of the regularized fuzzy system of differential equations. Scalar and vector Lyapunov-type functions are used based on an auxiliary matrix-valued function. Finally, a discussion is offered for the future directions of the proposed approach. Since the strategies for the analysis of the stability of fuzzy models are very important in numerous aspects, we expect that our results will inspire researchers to develop the introduced concept.

Open Access Editorial Issue
Special Issue: Lyapunov methods and engineering applications in delay systems
Electronic Research Archive 2025, 33(7): 4165-4166
Published: 10 July 2025
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