Results 21 to 30 of about 2,566,738 (350)

Initial value problem for magnetic fields in heavy ion collisions [PDF]

open access: yes, 2015
When quark-gluon plasma emerges in the wake of a heavy-ion collision, magnetic field created by the valence charges has already permitted the entire interaction region.
K. Tuchin
semanticscholar   +1 more source

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  

An Examination of a Second Order Numerical Method for Solving Initial Value Problems

open access: yesJournal of Nigerian Society of Physical Sciences, 2020
This paper presents an examination of a Second Order Convergence Numerical Method (SOCNM) for solving Initial Value Problems (IVPs) in Ordinary Differential Equations (ODEs).
S. E. Fadugba   +2 more
doaj   +1 more source

An initial-boundary value problem for the integrable spin-1 Gross-Pitaevskii equations with a 4 × 4 Lax pair on the half-line. [PDF]

open access: yesChaos, 2017
We extend the idea of the Fokas unified transform to investigate the initial-boundary value problem for the integrable spin-1 Gross-Pitaevskii equations with a 4 × 4 Lax pair on the half-line.
Zhenya Yan
semanticscholar   +1 more source

Data‐driven performance metrics for neural network learning

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView., 2023
Summary Effectiveness of data‐driven neural learning in terms of both local mimima trapping and convergence rate is addressed. Such issues are investigated in a case study involving the training of one‐hidden‐layer feedforward neural networks with the extended Kalman filter, which reduces the search for the optimal network parameters to a state ...
Angelo Alessandri   +2 more
wiley   +1 more source

An initial value problem arising in mechanics [PDF]

open access: yesArchive of Applied Mechanics, 2013
We study initial value problem for a system consisting of an integer order and distributed-order fractional differential equation describing forced oscillations of a body attached to a free end of a light viscoelastic rod. Explicit form of a solution for a class of linear viscoelastic solids is given in terms of a convolution integral.
Atanacković, Teodor   +2 more
openaire   +4 more sources

A method for global approximation of the solution of second order IVPs [PDF]

open access: yesRendiconti di Matematica e delle Sue Applicazioni, 2004
For the numerical solution of the second order initial value problem, a family of global methods is derived by finding Galerkin approximations on a given interval.
F. Costabile, A. Napoli
doaj  

The Parametric Form of Z‐Number and Its Application in Z‐Number Initial Value Problem

open access: yesInternational Journal of Intelligent Systems, 2017
In this paper, the parametric form of Z‐numbers is introduced and it is followed by defining arithmetic operations on them. To suggest Z‐number initial value problem (ZIVP), definition of derivative of Z‐process is necessary.
S. Pirmuhammadi   +2 more
semanticscholar   +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

On the characteristic initial value problem for nonlinear symmetric hyperbolic systems, including Einstein equations [PDF]

open access: yes, 2014
We consider a characteristic initial value problem for a class of symmetric hyperbolic systems with initial data given on two smooth null intersecting characteristic surfaces.
Aurore Cabet, P. T. Chru'sciel, R. Wafo
semanticscholar   +1 more source

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