Results 21 to 30 of about 52,608 (198)

“Mixed” Meshless Time-Domain Adaptive Algorithm for Solving Elasto-Dynamics Equations

open access: yesMathematics, 2022
A time-domain adaptive algorithm was developed for solving elasto-dynamics problems through a mixed meshless local Petrov-Galerkin finite volume method (MLPG5).
Maoxiong Liao, Tao Zhang, Jinggu Cao
doaj   +1 more source

Tokamak-like Vlasov equilibria [PDF]

open access: yes, 2014
Vlasov equilibria of axisymmetric plasmas with vacuum toroidal magnetic field can be reduced, up to a selection of ions and electrons distributions functions, to a Grad-Shafranov-like equation.
Tasso, H., Throumoulopoulos, G. N.
core   +1 more source

Bearing Capacity Analysis Using Meshless Local Petrov-Galerkin Method

open access: yesCivil and Environmental Engineering, 2014
The paper deals with use of the meshless method for soil bearing capacity analysis. There are many formulations of the meshless methods. The article presents the Meshless Local Petrov-Galerkin method (MLPG) - local weak formulation of the equilibrium ...
Mužík Juraj
doaj   +1 more source

A Simplified Tantalum Oxide Memristor Model, Parameters Estimation and Application in Memory Crossbars

open access: yesTechnologies, 2022
In this paper, an improved and simplified modification of a tantalum oxide memristor model is presented. The proposed model is applied and analyzed in hybrid and passive memory crossbars in LTSPICE environment and is based on the standard Ta2O5 memristor
Valeri Mladenov, Stoyan Kirilov
doaj   +1 more source

Numerical implementation of the eXtended Finite Element Method for dynamic crack analysis [PDF]

open access: yes, 2008
A numerical implementation of the eXtended Finite Element Method (X-FEM) to analyze crack propagation in a structure under dynamic loading is presented in this paper.
Caperaa, Serge   +2 more
core   +2 more sources

EQP - A 2D/3D library for integration of polynomials times step function

open access: yesSoftwareX, 2020
The EQuivalent Polynomials library, EQP, herein provided is a powerful tool for the numerical integration, with classical quadrature rules (e.g. Gauss–Legendre), of a function given by the product of an arbitrary polynomial times a Heaviside step ...
Gregorio Mariggiò   +3 more
doaj   +1 more source

APPLICATIONS OF SOME NEW TRANSMUTED CUMULATIVE DISTRIBUTION FUNCTIONS IN POPULATION DYNAMICS

open access: yesJournal of Bioinformatics and Genomics, 2017
Motivation: In literature, several transformations exists to obtain a new cumulative distribution function (cdf) using other(s) well-known cdf(s). Results: In this note we find applications of some new cumulative distribution function transformations ...
Vesselin Kyurkchiev   +2 more
doaj   +1 more source

The rate of dynamical chaos during propagation of the positive Lyapunov exponents region under nonlocalilty conditions

open access: yesИзвестия высших учебных заведений. Поволжский регион: Физико-математические науки, 2023
Background. When considering the problems of nonequilibrium dynamics of chaotic systems, it is of interest to study processes at short observation times, including using nonlocal models, and to study the motion of the order-chaos boundary.
Marat N. Ovchinnikov
doaj   +1 more source

Application of moving kriging interpolation based on the meshless local Petrov-Galerkin (MK-MLPG) method for the two-dimensional time-dependent Schrodinger equation [PDF]

open access: yesJournal of Mahani Mathematical Research, 2018
‎In this article‎, ‎an efficient numerical technique for solving the two-dimensional time-dependent Schrodinger equation is presented‎. ‎At first‎, ‎we employ the meshless‎‎local Petrov-Galerkin (MLPG) method based on a local weak formulation to ...
Esmail Hesameddini, Ali Habibirad
doaj   +1 more source

Experimentally Validated Analytical Solutions to Homogeneous Problems of Electrical Impedance Tomography (EIT) on Rectangular Cement-Based Materials

open access: yesApplied Sciences, 2022
Diagnostic technologies using X-rays and/or acoustic emissions for concrete infrastructures containing internal pores, defects, and cracks have attracted considerable interest.
Seyoon Yoon   +4 more
doaj   +1 more source

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