Results 111 to 120 of about 35,727 (223)

Design of partial differential equation hull surfaces using genetic algorithms

open access: yes, 2005
The automatic generation of a range of flat-sided hull forms which satisfy constraints on various primary and secondary geometric parameters is considered. The curved section of each hull surface is generated using the Partial Differential Equation (PDE)
Lowe, Tim W.
core  

Resolve the multitude of microscale interactions to holistically discretise the stochastically forced Burgers' partial differential equation [PDF]

open access: yes, 2006
[Abstract]: Constructing discrete models of stochastic partial differential equations is very delicate. Here we use modern dynamical systems theory to derive spatial discretisations of the nonlinear advection-diffusion dynamics of the stochastically ...
Roberts, A. J.
core  

A numerical method for the expected penalty–reward function in a Markov-modulated jump–diffusion process. [PDF]

open access: yes
A generalization of the Cramér–Lundberg risk model perturbed by a diffusion is proposed. Aggregate claims of an insurer follow a compound Poisson process and premiums are collected at a constant rate with additional random fluctuation.
Usábel, Miguel A., Diko, Peter
core  

Nonlinear singular hyperbolic initial boundary value problems

open access: yesElectronic Journal of Differential Equations, 2017
In this article, we aim to prove the well posedness of a one point initial boundary value problem for a nonlinear hyperbolic singular integro-differential partial differential equation.
Said Mesloub, Imed Bachar
doaj  

Factorization of abstract operators into two second degree operators and its applications to integro-differential equations

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
Boundary value problem B1x = f with an abstract linear operator B1, corresponding to an Fredholm integro-differential equation with ordinary or partial differential operator is researched.
I.N. Parasidis, E. Providas
doaj   +1 more source

Global extrapolation procedures for linear partial differential equations

open access: yes, 1987
Global extrapolation procedures, in space and time are considered for the numerical Solution of linear partial differential equations. Global extrapolation procedures in time only are reviewed.
Twizell, E H
core  

An hp-Local Discontinuous Galerkin method for Parabolic\ud Integro-Differential Equations

open access: yes, 2009
In this article, a priori error analysis is discussed for an hp-local discontinuous Galerkin (LDG) approximation to a parabolic integro-differential equation.
Pani, A. K., Yadav, S
core  

Solutions in several types of periodicity for partial neutral integro-differential equation

open access: yesElectronic Journal of Differential Equations, 2013
In this article we study the existence of mild solutions in several types of periodicity for partial neutral integro-differential equations with unbounded delays.
Jose Paulo C. dos Santos   +1 more
doaj  

Moving mesh methods for solving parabolic partial differential equations [PDF]

open access: yes, 2010
In this thesis, we introduce and assess a new adaptive method for solving non-linear parabolic partial differential equations with fixed or moving boundaries, using a moving mesh with continuous finite elements.
Marlow, Robert
core  

Singular integro-differential equations of parabolic type

open access: yes, 2002
We study a linear singular first-order integro-differential Cauchy problems in Banach spaces. Singular here means that the integro differential equation is not in normal form neither can it be reduced to such a form.
A. Favini, H. Tanabe, A. Lorenzi
core  

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