Results 51 to 60 of about 38,752 (314)

The effect of strengthening the prerequisite knowledge on student learning outcomes on the topic of values ​​and eigenvectors

open access: yesGravity: Jurnal Ilmiah Penelitian dan Pembelajaran Fisika, 2020
The purpose of this study to determine the effect of strengthening prerequisite knowledge on students' achievement via and seeing students' perspectives on improving prerequisite knowledge.
N. Siregar, Irma Novalinda
doaj   +1 more source

Nonlocal Conduction in a Metawire

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
A 1D metawire composed of twisted copper wires is designed and realized. This metamaterial exhibits pronounced effects of nonlocal electric conduction according to Ohm's law. The current at one location not only depends on the electric field at that location but also on other locations.
Julio Andrés Iglesias Martínez   +3 more
wiley   +1 more source

Formulation for an Ogden-type hyperelastic analysis with hyper dual numbers and its performance evaluation

open access: yesNihon Kikai Gakkai ronbunshu, 2019
A numerical calculation scheme for stress and its consistent tangent moduli with hyper-dual numbers(HDN) for Ogden-type hyperelastic material model was proposed.
Masaki FUJIKAWA   +5 more
doaj   +1 more source

Eigenvectors of the De-Rham Operator

open access: yesMathematics, 2023
We aim to examine the influence of the existence of a nonzero eigenvector ζ of the de-Rham operator Γ on a k-dimensional Riemannian manifold (Nk,g). If the vector ζ annihilates the de-Rham operator, such a vector field is called a de-Rham harmonic vector
Nasser Bin Turki   +2 more
doaj   +1 more source

Laplacian graph eigenvectors [PDF]

open access: yesLinear Algebra and its Applications, 1998
AbstractIf G is a graph, its Laplacian is the difference of the diagonal matrix of its vertex degrees and its adjacency matrix. The main thrust of the present article is to prove several Laplacian eigenvector “principles” which in certain cases can be used to deduce the effect on the spectrum of contracting, adding or deleting edges and/or of ...
openaire   +1 more source

The E-eigenvectors of tensors [PDF]

open access: yesLinear and Multilinear Algebra, 2013
17 ...
Liqun Qi, Shenglong Hu
openaire   +4 more sources

The Frequency‐Domain Lattice Boltzmann Method (FreqD‐LBM): A Versatile Tool to Predict the QCM Response Induced by Structured Samples

open access: yesAdvanced Theory and Simulations, EarlyView.
FreqD‐LBM simulates the oscillatory flow at the surface of a QCM‐D resonator in the presence of structured adsorbates. It derives shifts of frequency and bandwidth (equivalent to dissipation) on different overtones. Applications include rough surfaces, adsorbed rigid particles, adsorbed viscoelastic particles, spheres floating freely above the surface,
Diethelm Johannsmann   +5 more
wiley   +1 more source

A note on the eigensystem of the covariance matrix of dichotomous Guttman items

open access: yesFrontiers in Psychology, 2015
We consider the sample covariance matrix for dichotomous Guttman items under a set of uniformity conditions, and obtain closed-form expressions for the eigenvalues and eigenvectors of the matrix.
Clintin P Davis-Stober   +2 more
doaj   +1 more source

A Modified Inverse Iteration Method for Computing the Symmetric Tridiagonal Eigenvectors

open access: yesMathematics, 2022
This paper presents a novel method for computing the symmetric tridiagonal eigenvectors, which is the modification of the widely used Inverse Iteration method.
Wei Chu, Yao Zhao, Hua Yuan
doaj   +1 more source

Galerkin eigenvector approximations [PDF]

open access: yesMathematics of Computation, 2000
39 ...
openaire   +3 more sources

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