Citation: T. Geerts, INFINITE-HORIZON LINEAR-QUADRATIC CONTROL WITH END-POINT STATE PENALTY TERM - THE DISCRETE-TIME CASE, Linear algebra and its applications, 259, 1997, pp. 251-269
Citation: T. Geerts, HIGHER-ORDER CONTINUOUS-TIME IMPLICIT SYSTEMS - CONSISTENCY AND WEAK CONSISTENCY, IMPULSE CONTROLLABILITY, GEOMETRIC CONCEPTS, AND INVERTIBILITY PROPERTIES, Linear algebra and its applications, 244, 1996, pp. 203-253
Citation: T. Geerts, STABILITY CONCEPTS FOR GENERAL CONTINUOUS-TIME IMPLICIT SYSTEMS - DEFINITIONS, HAUTUS TESTS AND LYAPUNOV CRITERIA, International Journal of Systems Science, 26(3), 1995, pp. 481-498
Citation: T. Geerts, REGULARITY AND SINGULARITY IN LINEAR-QUADRATIC CONTROL SUBJECT TO IMPLICIT CONTINUOUS-TIME SYSTEMS, Circuits, systems, and signal processing, 13(1), 1994, pp. 19-30
Citation: T. Geerts, LINEAR-QUADRATIC CONTROL WITH AND WITHOUT STABILITY SUBJECT TO GENERAL IMPLICIT CONTINUOUS-TIME SYSTEMS - COORDINATE-FREE INTERPRETATIONS OF THE OPTIMAL COSTS IN TERMS OF DISSIPATION INEQUALITY AND LINEAR MATRIX INEQUALITY - EXISTENCE AND UNIQUENESS OF OPTIMAL CONTROLS AND STATETRAJECTORIES, Linear algebra and its applications, 204, 1994, pp. 607-658
Citation: T. Geerts, FREE END-POINT LINEAR-QUADRATIC CONTROL SUBJECT TO IMPLICIT CONTINUOUS-TIME SYSTEMS - NECESSARY AND SUFFICIENT CONDITIONS FOR SOLVABILITY, Kybernetika, 29(5), 1993, pp. 431-438