... tighter calculus of the solution trajectories, [21, 25–36] The main objective of this paper is to study the nonnegativity/positivity properties of time-invariant continuous-time dynamic systems under ... set of linear operators Γ from the linear real space X to the linear real space Y is denoted by L(X,Y) with L(X,X) being simply denoted as L(X) The set of n × m real matrices belongs trivially to ... nonlinear integral equations,” Journal of Inequalities and Applications, vol 2006, Article ID 45043, 10 pages, 2006 [46] M De la Sen, About the positivity of a class of hybrid dynamic linear systems, ”...