Results 121 to 130 of about 8,233 (293)

New Generalised Semi‐Analytical Approach for the Multidimensional Nonlinear Collisional Fragmentation Equations

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
This work aims to develop a generalised and efficient semi‐analytical method that combines the Laplace decomposition method with Pade approximation (LDMPA) to solve multidimensional nonlinear integro‐partial differential equation. For a one‐dimension case, explicit (closed‐form) solutions for the number density functions are derived for the first time.
Somveer Keshav   +4 more
wiley   +1 more source

Distributions of Functionals of the two Parameter Poisson-Dirichlet Process [PDF]

open access: yes
The present paper provides exact expressions for the probability distribution of linear functionals of the two–parameter Poisson–Dirichlet process. Distributional results that follow from the application of an inversion formula for a (generalized) Cauchy–
Antonio Lijoi   +2 more
core  

Laplace transform of spherical Bessel functions

open access: yes, 2002
We provide a simple analytic formula in terms of elementary functions for the Laplace transform j̃l(p) of the spherical Bessel function than that appearing in the literature, and we show that any such integral transform is a polynomial of order l in the ...
O\u27Connell, R. F., Ludu, A.
core   +1 more source

Subspace Acceleration for Efficient Nonlinear Water Wave Simulation

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
We introduce an exponentially weighted subspace acceleration technique to reduce GMRES iterations for solving the Poisson equation with time‐dependent coefficients in nonlinear, dispersive free‐surface flows governed by the incompressible Navier‐Stokes equations. The method significantly reduces memory requirements and computational complexity compared
Rasmus Kleist Hørlyck Sørensen   +3 more
wiley   +1 more source

DSGE Model Forecasting: Rational Expectations Versus Adaptive Learning

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT This paper compares within‐sample and out‐of‐sample fit of a DSGE model with rational expectations to a model with adaptive learning. The Galí, Smets, and Wouters model is the chosen laboratory using quarterly real‐time euro area data vintages, covering 2001Q1–2019Q4.
Anders Warne
wiley   +1 more source

A Neutrosophic Solution of Heat Equation by Neutrosophic Laplace Transform [PDF]

open access: yes
This article aims to study the one-dimensional neutrosophic heat equation. In this study, we discuss the one-dimensional heat equation using neutrosophic numbers and provide numerical example to demonstrate the effectiveness of the neutrosophic Laplace ...
Gugu Narzary   +2 more
core   +2 more sources

New Drain Spacing Formulas Using the Variational Iteration Method

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT In this study, the drain spacing is computed using the variational iteration method (VIM) to the linearized Boussinesq equation. By applying at most two iterations of the VIM method under three different initial condition scenarios, three equations for drain spacing calculation were derived. These equations predict values of drain spacing that
George Kargas   +2 more
wiley   +1 more source

Research Regarding Manufacturing Process of an Electronic Hybrid Polymer Structure. Design and Technologies for Polymeric and Composites Products

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT An electronic hybrid polymer structure represents a product that combines polymeric materials with electronic properties—by incorporating conductive materials (metals or conductive polymers) or through the interaction with organic semiconductors.
Beniamin Constantin Vălimăreanu   +1 more
wiley   +1 more source

On Some Applications of Multi-Dimensional Laplace Transform

open access: yes, 2015
In this paper, the aim is to study the possible extension of the one-dimensional fractional differential equations to the multidimensional fractional differential equations with their applications.
Ajeel Ahmood, Wasan, Kılıçman, Adem
core  

An Interesting Difference between Fourier Transform & Laplace Transform

open access: yes, 2011
Many authors have been found the difference between Fourier Transform & Laplace Transform. In this paper we are highlighting the major or you can say interesting difference between Fourier Transform & Laplace Transform .
Gavendra Singh   +3 more
core   +1 more source

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