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JOURNALS // Itogi Nauki i Tekhniki. Sovremennaya Matematika i ee Prilozheniya. Tematicheskie Obzory // Archive

Itogi Nauki i Tekhniki. Sovrem. Mat. Pril. Temat. Obz., 2025 Volume 244, Pages 101–116 (Mi into1384)

Controllability of linear nonstationary singularly perturbed systems in the class of impulse controls

O. B. Tsekhan

Yanka Kupala State University of Grodno

Abstract: For linear nonstationary singularly perturbed systems with small coefficients of some derivatives, the controllability problem in the class of impulse control is considered. We prove necessary and sufficient conditions of the differentiability of the impulse transition function that are independent of the small parameters. Based on the complete decomposition of the original system with respect to the action of the group of linear nondegenerate transformations, we obtain rank-type sufficient conditions for the impulse controllability of the system, which are independent of the small parameters and are valid for all sufficiently small values of them. The conditions are expressed in terms of the controllability matrices of the slow subsystem and the family of fast subsystems with dimensions smaller than the dimension of the original system.

Keywords: singularly perturbed system, nonstationary system, controllability, impulse control

UDC: 517.977

MSC: 34K26, 93B05, 34A37, 93C27

DOI: 10.36535/2782-4438-2025-244-101-116



© Steklov Math. Inst. of RAS, 2026