Results 91 to 100 of about 3,307,000 (308)

Discrete-time Simulation of Stochastic Volterra Equations [PDF]

open access: yesarXiv.org, 2020
Alexandre Richard, Xiaolu Tan, Fan Yang
semanticscholar   +1 more source

A spectral collocation method for stochastic Volterra integro-differential equations and its error analysis

open access: yesAdvances in Differential Equations, 2019
Volterra integro-differential equations arise in the modeling of natural systems where the past influence the present and future, for example pollution, population growth, mechanical systems and financial market. Furthermore, as many real-world phenomena
S. Khan, M. Ali, Ishtiaq Ali
semanticscholar   +1 more source

Key concepts and a world‐wide look at plant recruitment networks

open access: yesBiological Reviews, EarlyView.
ABSTRACT Plant–plant interactions are major determinants of the dynamics of terrestrial ecosystems. There is a long tradition in the study of these interactions, their mechanisms and their consequences using experimental, observational and theoretical approaches.
Julio M. Alcántara   +79 more
wiley   +1 more source

Boundedness of Discrete Volterra Equations

open access: yesJournal of Mathematical Analysis and Applications, 1997
AbstractInvestigation of the boundedness of the solutions of Volterra equations with discrete time by means of the direct Liapunov method and comparison theorems is performed. Boundedness conditions of solutions of some particular classes of equations are derived.
V. Kolmanovskii   +3 more
openaire   +2 more sources

Solution of fractional Volterra–Fredholm integro-differential equations under mixed boundary conditions by using the HOBW method

open access: yesAdvances in Differential Equations, 2019
A new approximate technique is introduced to find a solution of FVFIDE with mixed boundary conditions. This paper started from the meaning of Caputo fractional differential operator. The fractional derivatives are replaced by the Caputo operator, and the
Mohamed R. Ali   +3 more
semanticscholar   +1 more source

Coexisting with large carnivores based on the Volterra principle

open access: yesConservation Biology, EarlyView.
Abstract Coexistence with large carnivores represents one of the world's highest profile conservation challenges. Ecologists have identified ecological benefits derived from large carnivores (and large herbivores), yet livestock depredation, perceived competition for shared game, risks to pets and humans, and social conflicts often lead to demands for ...
Mark S. Boyce   +2 more
wiley   +1 more source

Lavrentiev Regularization of Integral Equations of the First Kind in the Space of Continuous Functions

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2016
The regularization method of linear integral Volterra equations of the first kind is considered. The method is based on the perturbation theory. In order to derive the estimates of approximate solutions and regularizing operator norms we use the Banach ...
I. Muftahov, D. Sidorov, N. Sidorov
doaj  

An approximation scheme for optimal control of Volterra integral equations [PDF]

open access: yesarXiv, 2006
We present and analyze a new method for solving optimal control problems for Volterra integral equations, based on approximating the controlled Volterra integral equations by a sequence of systems of controlled ordinary differential equations. The resulting approximating problems can then be solved by dynamic programming methods for ODE controlled ...
arxiv  

Numerical method for a system of integro-differential equations and convergence analysis by Taylor collocation

open access: yesAin Shams Engineering Journal, 2018
In this paper, we present the Taylor polynomial solutions of system of higher order linear integro-differential Volterra-Fredholm equations (IDVFE). This method transforms IDVFE into the matrix equations which correspond to a system of linear algebraic ...
Yousef Jafarzadeh, Bagher Keramati
doaj  

Solutions of a quadratic Volterra–Stieltjes integral equation in the class of functions converging at infinity

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2018
The paper deals with the study of the existence of solutions of a quadratic integral equation of Volterra–Stieltjes type. We are looking for solutions in the class of real functions continuous and bounded on the real half-axis $\mathbb{R}_+$ and ...
Jozef Banas, Agnieszka Dubiel
doaj   +1 more source

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