Results 11 to 20 of about 4,524,155 (277)

Solving the Initial Value Problem of two Black Holes [PDF]

open access: yes, 2000
We solve the elliptic equations associated with the Hamiltonian and momentum constraints, corresponding to a system composed of two black holes with arbitrary linear and angular momentum.
A. D. Kulkarni   +14 more
core   +2 more sources

Fuzzy initial value problem [PDF]

open access: yesSurveys in Mathematics and its Applications, 2015
In this paper, we present the fuzzy solution concept of the initial value problem. After introducing a metric between two fuzzy vectors, we prove that the system of fuzzy equations has unique solution under some condition.
S. Melliani   +3 more
doaj  

On a characteristic initial value problem in Plasma physics [PDF]

open access: yes, 2005
The relativistic Vlasov-Maxwell system of plasma physics is considered with initial data on a past light cone. This characteristic initial value problem arises in a natural way as a mathematical framework to study the existence of solutions isolated from
Calogero, Simone
core   +4 more sources

Variational data assimilation for the initial-value dynamo problem [PDF]

open access: yes, 2011
The secular variation of the geomagnetic field as observed at the Earth's surface results from the complex magnetohydrodynamics taking place in the fluid core of the Earth.
Andrew Jackson   +22 more
core   +1 more source

Asymptotic estimations of the solution for a singularly perturbed equation with unbounded boundary conditions

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2022
The paper studies a two-point boundary value problem with unbounded boundary conditions for a linear singularly perturbed differential equation. Asymptotic estimates are given for a linearly independent system of solutions of a homogeneous perturbed ...
N. Atakhan   +2 more
doaj   +1 more source

A New Formulation of the Initial Value Problem for Nonlocal Theories [PDF]

open access: yes, 2010
There are a number of reasons to entertain the possibility that locality is violated on microscopic scales, for example through the presence of an infinite series of higher derivatives in the fundamental equations of motion.
Aref'eva   +90 more
core   +1 more source

Numerical solution for fractional Bratu’s initial value problem

open access: yesOpen Physics, 2017
In this paper, a method for solving fractional Bratu’s initial value problem (FBIVP) is presented. The main idea behind this work is the use of the Bezier curve method (BCM). To show the efficiency of the developed method, numerical results are presented.
Ghomanjani Fateme, Shateyi Stanford
doaj   +1 more source

Initial Value Problem in General Relativity

open access: yes, 2013
This article, written to appear as a chapter in "The Springer Handbook of Spacetime", is a review of the initial value problem for Einstein's gravitational field theory in general relativity.
Isenberg, James
core   +1 more source

On the Initial-Value Problem to the Quantum Dual BBGKY Hierarchy [PDF]

open access: yes, 2008
We develop a rigorous formalism for the description of the evolution of observables in quantum systems of particles. We construct a solution of the initial-value problem to the quantum dual BBGKY hierarchy of equations as an expansion over particle ...
Borgioli, G., Gerasimenko, V.
core   +2 more sources

Modified Variational Iteration Method Approach for Fuzzy Initial Value Problem

open access: yesAcademic Science Journal, 2023
In this paper, an application of  modified variational iteration method (MVIM) for solving homogeneous and nonhomogeneous ordinary differential equations with fuzzy initial value conditions (FDEs) are examined.
Maath S. Awad   +2 more
doaj   +1 more source

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