Results 11 to 20 of about 1,759,067 (289)

Features of processing of marine seismic observations using finite-difference full-wave migration

open access: yesГеофизический журнал, 2013
Features and basic principles of plotting the graph of marine seismic observations processing with application of original method of finite-difference total wave migration of the sum of central middle point, which is more stabile in case of investigation
A. O. Verpahovskaya   +2 more
doaj   +1 more source

Expanded Microchannel Heat Exchanger: Finite Difference Modeling

open access: yesDesigns, 2021
A finite difference model of a heat exchanger (HX) considered maldistribution, axial conduction, heat leak, and the edge effect, all of which are needed to model a high effectiveness HX.
David Denkenberger   +4 more
doaj   +1 more source

Finite-difference analysis for the linear thermoporoelasticity problem and its numerical resolution by multigrid methods

open access: yesMathematical Modelling and Analysis, 2012
This paper deals with the numerical solution of a two-dimensional thermoporoelasticity problem using a finite-difference scheme. Two issues are discussed: stability and convergence in discrete energy norms of the finite-difference scheme are proved, and ...
Natalia Boal   +3 more
doaj   +1 more source

Finite-difference distributions for the Ginibre ensemble [PDF]

open access: yes, 2002
The Ginibre ensemble of complex random matrices is studied. The complex valued random variable of second difference of complex energy levels is defined.
Bickel P J   +16 more
core   +1 more source

Fractional discrete-continuous model of heat transfer process [PDF]

open access: yesArchives of Control Sciences, 2021
The paper proposes a new, state space, finite dimensional, fractional order model of a heat transfer in one dimensional body. The time derivative is described by Caputo operator.
Krzysztof Oprzędkiewicz   +1 more
doaj   +1 more source

Hybrid finite difference/finite element immersed boundary method [PDF]

open access: yes, 2017
The immersed boundary method is an approach to fluid-structure interaction that uses a Lagrangian description of the structural deformations, stresses, and forces along with an Eulerian description of the momentum, viscosity, and incompressibility of ...
Griffith, Boyce E., Luo, Xiaoyu
core   +3 more sources

Quantum finite difference solvers for physics simulation

open access: yesIET Quantum Communication, 2023
Physics systems are becoming increasingly complex and require more and more computing time. Quantum computing, which has shown its efficiency on some problems, such as the factorisation of a number with Shor's algorithm, may be the solution to reduce ...
Anthony Chagneau   +3 more
doaj   +1 more source

Difference divisor graph of the finite group [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2018
Let (Zn, +) be a finite group of integers modulo n and Dn a non-empty subset of Zn containing proper devisors of n. In this paper, we have introduced the difference divisor graph Diff (Zn, Dn) associated with Zn whose vertices coincide with Zn such that ...
R. V M S S Kiran Kumar, T. Chalapathi
doaj   +1 more source

A unified approach to Mimetic Finite Difference, Hybrid Finite Volume and Mixed Finite Volume methods [PDF]

open access: yes, 2008
We investigate the connections between several recent methods for the discretization of anisotropic heterogeneous diffusion operators on general grids.
Eymard R.   +4 more
core   +6 more sources

Exact Finite Difference Scheme and Nonstandard Finite Difference Scheme for Burgers and Burgers-Fisher Equations

open access: yesJournal of Applied Mathematics, 2014
We present finite difference schemes for Burgers equation and Burgers-Fisher equation. A new version of exact finite difference scheme for Burgers equation and Burgers-Fisher equation is proposed using the solitary wave solution.
Lei Zhang, Lisha Wang, Xiaohua Ding
doaj   +1 more source

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