Results 61 to 70 of about 218,484 (179)

Fast integral equation methods for the Laplace-Beltrami equation on the sphere [PDF]

open access: yes, 2013
Integral equation methods for solving the Laplace-Beltrami equation on the unit sphere in the presence of multiple "islands" are presented. The surface of the sphere is first mapped to a multiply-connected region in the complex plane via a stereographic ...
A. Kropinski   +2 more
core  

The Fourier Regularization for Solving a Cauchy Problem for the Laplace Equation with Uncertainty

open access: yesAxioms
The Laplace equation is an important partial differential equation, typically used to describe the properties of steady-state distributions or passive fields in physical phenomena.
Xiaoya Liu, Yiliang He, Hong Yang
doaj   +1 more source

DBEM solutions to modified Helmholtz problems for FGMs of space–time-dependent properties

open access: yesResults in Physics
A combined Laplace transform (LT) and domain-boundary element method (DBEM) are utilized to obtain numerical solutions for a spatio-temporal coefficient modified Helmholtz-type equation with arbitrary initial conditions and source terms, addressing ...
Mohammad Ivan Azis
doaj   +1 more source

On the solution of two-dimensional fractional Black–Scholes equation for European put option

open access: yesAdvances in Difference Equations, 2020
The purpose of this paper was to investigate the dynamics of the option pricing in the market through the two-dimensional time fractional-order Black–Scholes equation for a European put option.
Din Prathumwan, Kamonchat Trachoo
doaj   +1 more source

Comments on numerical solution of boundary value problems of the Laplace equation and calculation of eigenvalues by the grid method [PDF]

open access: yes
The mathematics involved in numerically solving for the plane boundary value of the Laplace equation by the grid method is developed. The approximate solution of a boundary value problem for the domain of the Laplace equation by the grid method consists ...
Lyusternik, L. A.
core   +1 more source

He–Laplace method for nonlinear vibration systems and nonlinear wave equations

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2019
This study suggests a new approach for solving telegraph equation, commonly called damped wave equation, arising in electromagnetic waves and propagation of electrical signals.
Muhammad Nadeem, Fengquan Li
doaj   +1 more source

Approximate analytical solutions of distributed order fractional Riccati differential equation

open access: yesAin Shams Engineering Journal, 2018
In this paper, the combined Laplace transform and new homotopy perturbation method is employed for solving a special class of the distributed order fractional Riccati equation.
Hossein Aminikhah   +2 more
doaj   +1 more source

Entire Bounded Solutions for a Class of Quasilinear Elliptic Equations

open access: yesBoundary Value Problems, 2007
We consider the problem −div(|∇u|p−2∇u)=a(x)(um+λun), x∈ℝN, N≥3, where ...
Zuodong Yang, Bing Xu
doaj   +1 more source

On the integral equation of an adjoint boundary value problem of heat conduction

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2019
An integral equation is considered, to which a nonhomogeneous first boundary value problem with an adjoint heat conduction operator is reduced. The problem is set in an infinite plane angle, that is, a boundary of the domain moves with a constant ...
M.T. Kosmakova   +4 more
doaj   +1 more source

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