TY - GEN
T1 - A generalization of linear positive systems
AU - Weiss, Eyal
AU - Margaliot, Michael
N1 - Publisher Copyright:
© 2019 IEEE.
PY - 2019/7
Y1 - 2019/7
N2 - The dynamics of linear positive systems maps the positive orthant to itself. Namely, it maps a set of vectors with zero sign variations to itself. Hence, a natural question is: what linear systems map the set of vectors with k sign variations to itself? To address this question we use tools from the theory of cooperative dynamical systems and the theory of totally positive matrices. Our approach yields a generalization of positive linear systems called k-positive linear systems, which reduces to positive systems for k=1. We show an application of this new class of systems to the analysis of invariant sets in nonlinear time-varying dynamical systems.
AB - The dynamics of linear positive systems maps the positive orthant to itself. Namely, it maps a set of vectors with zero sign variations to itself. Hence, a natural question is: what linear systems map the set of vectors with k sign variations to itself? To address this question we use tools from the theory of cooperative dynamical systems and the theory of totally positive matrices. Our approach yields a generalization of positive linear systems called k-positive linear systems, which reduces to positive systems for k=1. We show an application of this new class of systems to the analysis of invariant sets in nonlinear time-varying dynamical systems.
UR - http://www.scopus.com/inward/record.url?scp=85071662480&partnerID=8YFLogxK
U2 - 10.1109/MED.2019.8798547
DO - 10.1109/MED.2019.8798547
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AN - SCOPUS:85071662480
T3 - 27th Mediterranean Conference on Control and Automation, MED 2019 - Proceedings
SP - 340
EP - 345
BT - 27th Mediterranean Conference on Control and Automation, MED 2019 - Proceedings
PB - Institute of Electrical and Electronics Engineers Inc.
Y2 - 1 July 2019 through 4 July 2019
ER -