Results 121 to 130 of about 208,713 (299)

Finite Difference Approximation for Linear Stochastic Partial Differential Equations with Method of Lines

open access: yes
A stochastic partial differential equation, or SPDE, describes the dynamics of a stochastic process defined on a space-time continuum. This paper provides a new method for solving SPDEs based on the method of lines (MOL).
McDonald, Stuart
core  

Stochastic modelling of viral infection spread via a Partial Integro-Differential Equation

open access: yesInfectious Disease Modelling
In the present article we propose a Partial Integro-Differential Equation (PIDE) model to approximate a stochastic SIS compartmental model for viral infection spread.
Manuel Pájaro   +2 more
doaj   +1 more source

Small perturbations in a hyperbolic stochastic partial differential equation

open access: yes, 1997
We study the existence and properties of the density for the law of the solution to a nonlinear hyperbolic stochastic partial differential equation, driven by a two-parameter white noise. We also analyze the asymptotic behavior of the density for the law
Márquez-Carreras, David   +1 more
core   +1 more source

On a high-dimensional nonlinear stochastic partial differential equation

open access: yes, 2011
18 pagesIn this paper we investigate a nonlinear stochastic partial differential equation (spde in short) perturbed by a space-correlated Gaussian noise in arbitrary dimension, with a non-Lipschitz coefficient noisy term.
Mellouk, Mohamed, Boulanba, Lahcen
core  

On one-dimensional stochastic control problems: applications to investment models [PDF]

open access: yes, 2008
The paper provides a systematic way for finding a partial differential equation that characterize directly the optimal control, in the framework of one?dimensional stochastic control problems of Mayer, with no constraints on the controls.
Rincón-Zapatero, Juan Pablo   +1 more
core  

Stochastic Maximum Principle for Optimal Control ofPartial Differential Equations Driven by White Noise

open access: yes, 2017
International audienceWe prove a stochastic maximum principle ofPontryagin's type for the optimal control of a stochastic partial differential equationdriven by white noise in the case when the set of control actions is convex.
M. Fuhrman   +6 more
core   +1 more source

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