Results 11 to 20 of about 365,256 (207)

Generalised theory on asymptotic stability and boundedness of stochastic functional differential equations [PDF]

open access: yes, 2011
Asymptotic stability and boundedness have been two of most popular topics in the study of stochastic functional differential equations (SFDEs) (see e.g. Appleby and Reynolds (2008), Appleby and Rodkina (2009), Basin and Rodkina (2008), Khasminskii (1980),
Luo, Qi, Shen, Yi, Mao, Xuerong
core   +4 more sources

Uniformly Ultimate Boundedness Control with Decentralized Event-Triggering [PDF]

open access: yes, 2021
Event-triggered control is a method that the control input is updated only when a certain condition is satisfied (i.e., an event occurs). In this paper, event-triggered control over a sensor network is studied based on the notion of uniformly ultimate ...
Yamashita, Yuh   +2 more
core   +1 more source

Risk-Aware Stability, Ultimate Boundedness, and Positive Invariance [PDF]

open access: yes, 2022
This paper introduces the notions of stability, ultimate boundedness, and positive invariance for stochastic systems in the view of risk. More specifically, those notions are defined in terms of the worst-case Conditional Value-at-Risk (CVaR), which ...
Kishida, Masako
core   +1 more source

New result on the ultimate boundedness of solutions of certain third-order vector differential equations [PDF]

open access: yes, 1983
summary:Sufficient conditions are established for ultimate boundedness of solutions of certain nonlinear vector differential equations of third-order. Our result improves on Tunc’s [C.
Fatmi, Larbi   +6 more
core   +1 more source

Ultimate boundedness of some third order ordinary differential equations [PDF]

open access: yes, 2012
summary:We prove the ultimate boundedness of solutions of some third order nonlinear ordinary differential equations using the Lyapunov method. The results obtained generalize earlier results of Ezeilo, Tejumola, Reissig, Tunç and others.
Afuwape, Anthony Uyi, Omeike, M. O.
core   +1 more source

Stochastic Delay Population Dynamics under Regime Switching: Global Solutions and Extinction

open access: yesAbstract and Applied Analysis, 2013
This paper is concerned with a delay Lotka-Volterra model under regime switching diffusion in random environment. By using generalized Itô formula, Gronwall inequality and Young’s inequality, some sufficient conditions for existence of global positive ...
Zheng Wu, Hao Huang, Lianglong Wang
doaj   +1 more source

LG–Holling type II diseased predator ecosystem with Lévy noise and white noise

open access: yesAdvances in Difference Equations, 2018
This paper considers an LG–Holling type II diseased predator ecosystem with Lévy noise and white noise. In this prey–predator system, assuming that the predator population is infected by disease and divided into two classes: susceptible predator and ...
Shuang Li
doaj   +1 more source

Dynamical Behavior of a Stochastic Ratio-Dependent Predator-Prey System

open access: yesJournal of Applied Mathematics, 2012
This paper is concerned with a stochastic ratio-dependent predator-prey model with varible coefficients. By the comparison theorem of stochastic equations and the Itô formula, the global existence of a unique positive solution of the ratio-dependent ...
Zheng Wu, Hao Huang, Lianglong Wang
doaj   +1 more source

Asymptotic properties of a stochastic Lotka–Volterra model with infinite delay and regime switching

open access: yesAdvances in Difference Equations, 2018
We investigate the long-term properties of a stochastic Lotka–Volterra model with infinite delay and Markovian chains on a finite state space. We investigate that the stochastic model admits a unique positive global solution which stays in the way of ...
Qingteng Lin   +3 more
doaj   +1 more source

Uniformly ultimate boundedness of solutions for some 3-dimensional systems [PDF]

open access: yes, 2004
For some 3-dimensional system of electrial circuits, the uniformly ultimate boundedness of solutions is proved, and consequently existing unstable manifolds around equilibrium points is ...
Nakajima, Fumio
core   +1 more source

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