Results 51 to 60 of about 2,493,667 (243)

Impact of modified biochar on phosphorus fractionation and biochemical properties for different soils

open access: yesEnvironmental Sciences Europe
Modified (metal oxide) biochar is widely used for the remediation of degraded soils, but there has been limited research work on its effect on phosphorus fractionation and biochemical properties under different soil conditions.
Muhammad Numan Khan   +11 more
doaj   +1 more source

Mathematical Analysis of a Prey–Predator System: An Adaptive Back-Stepping Control and Stochastic Approach

open access: yesMathematical and Computational Applications, 2019
In this paper, stochastic analysis of a diseased prey⁻predator system involving adaptive back-stepping control is studied. The system was investigated for its dynamical behaviours, such as boundedness and local stability analysis.
Kalyan Das   +3 more
doaj   +1 more source

Global asymptotic properties for a Leslie-Gower food chain model

open access: yes, 2009
We study global asymptotic properties of a continuous time Leslie-Gower food chain model. We construct a Lyapunov function which enables us to establish global asymptotic stability of the unique coexisting equilibrium state.Comment: 5 Pages, 1 figure ...
Korobeinikov, Andrei, Lee, William T.
core   +1 more source

Global dynamics of a modified Leslie-Gower predator-prey model with Beddington-DeAngelis functional response and prey-taxis

open access: yesElectronic Research Archive, 2022
In this paper, our purpose is to discuss the global dynamics of a modified Leslie-Gower predator-prey model with Beddington-DeAngelis functional response and prey-taxis under homogeneous Neumann boundary conditions.
Jialu Tian, Ping Liu
doaj   +1 more source

Dynamical analysis of a predator-prey system with prey vigilance and hunting cooperation in predators

open access: yesMathematical Biosciences and Engineering
In this work, we propose a predator-prey system with a Holling type Ⅱ functional response and study its dynamics when the prey exhibits vigilance behavior to avoid predation and predators exhibit cooperative hunting.
Eric M. Takyi   +3 more
doaj   +1 more source

Global Properties of a Delay-Distributed HIV Dynamics Model Including Impairment of B-Cell Functions

open access: yesMathematics, 2019
In this paper, we construct an Human immunodeficiency virus (HIV) dynamics model with impairment of B-cell functions and the general incidence rate. We incorporate three types of infected cells, (i) latently-infected cells, which contain the virus, but ...
Ahmed M. Elaiw   +2 more
doaj   +1 more source

Scattering Cross Section and Stability of Global Monopoles

open access: yes, 2017
We study the scattering of scalar waves propagating on the global monopole background. Since the scalar wave operator in this topological defect is not essentially self-adjoint, its solutions are not uniquely determined until a boundary condition at the ...
Barroso, V. S.   +2 more
core   +1 more source

Comparative analysis of global stability of the typical structural systems of multi-storey steel buildings [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2012
The paper presents global stability comparative analysis of two distinctive structural systems for one 25 - storey high steel building. These are the system with rigid and the system with hinged joint connections between beams and columns in the steel
Cilić Aleksandra   +2 more
doaj   +1 more source

Global imbalances and financial stability [PDF]

open access: yesJournal of Policy Modeling, 2007
Abstract There are two opposing views on global imbalances: The “traditional” view, which regards the imbalances as a threat to global economic and financial stability, and the “new paradigm” view, which considers that they are the natural consequence of economic and financial globalization. In terms of their policy implications, the traditional view
openaire   +2 more sources

Restrictions and Stability of Time-Delayed Dynamical Networks

open access: yes, 2012
This paper deals with the global stability of time-delayed dynamical networks. We show that for a time-delayed dynamical network with non-distributed delays the network and the corresponding non-delayed network are both either globally stable or unstable.
Afraimovich V   +12 more
core   +1 more source

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