Results 31 to 40 of about 7,423,787 (281)

Laguerre’s method applied to the matrix eigenvalue problem [PDF]

open access: yesMathematics of Computation, 1964
1. Introduction. We present a new algorithm for the calculation of the eigenvalues of real square matrices of orders up to 100. The basic method is directly applicable to complex matrices as well and, in both cases, with each eigenvalue X of A a vector v is produced for which (A - XI)v is null except for a small last element.
openaire   +2 more sources

Brain Network Dynamics of Local and Global Predictive Processing in Aging

open access: yesAdvanced Science, EarlyView.
Separation of concurrent whole‐brain networks in source‐reconstructed magnetoencephalography (MEG) data suggests that healthy aging reorganizes, rather than uniformly attenuates, neural responses elicited from hierarchical auditory violations. Enhanced early sensory deviance processing alongside reduced higher‐order cognitive responses suggests a large‐
Mathias Houe Andersen   +9 more
wiley   +1 more source

A Two-Scale Discretization Scheme for Mixed Variational Formulation of Eigenvalue Problems

open access: yesAbstract and Applied Analysis, 2012
This paper discusses highly efficient discretization schemes for mixed variational formulation of eigenvalue problems. A new finite element two-scale discretization scheme is proposed by combining the mixed finite element method with the shifted-inverse ...
Yidu Yang   +4 more
doaj   +1 more source

The octonionic eigenvalue problem [PDF]

open access: yes, 2012
By using a real matrix translation, we propose a coupled eigenvalue problem for octonionic operators. In view of possible applications in quantum mechanics, we also discuss the hermiticity of such operators.
De Leo, S   +3 more
core   +1 more source

Multi‐Omics Analyses Identify Candidate Genes Associated With Stage‐Specific Quality Formation in Mulching‐Treated Moso Bamboo Shoots

open access: yesAdvanced Science, EarlyView.
Organic mulching reprograms Moso bamboo shoot development, enhancing yield and nutritional quality. This multi‐omics study reveals that coordinated metabolic, transcriptional, and post‐transcriptional regulation drives stage‐specific quality formation, offering comprehensive insights into how this agricultural practice improves crop performance and ...
Bo Wang   +7 more
wiley   +1 more source

Generalised Eigenvalue Problem and Definite Matrix Pairs [PDF]

open access: yes, 2017
U ovome radu ponovit ćemo kako definiramo osnovni svojstveni problem za matricu, pojmove svojstvenih vrijednosti, svojstvenih vektora i karakterističnog polinoma matrice.
Pilj, Marinela
core   +1 more source

Advances in Josephson Junction Materials and Processes Toward Practical Quantum Computing

open access: yesAdvanced Science, EarlyView.
Emerging materials for quantum computing, including crystalline materials, two‐dimensional van der Waals materials, two‐dimensional electron gas systems, ferromagnets, and unconventional (e.g., d‐wave) superconductors, offer opportunities to engineer next‐generation Josephson junctions.
Hyunseong Kim   +11 more
wiley   +1 more source

A UV-Method for a Class of Constrained Minimized Problems of Maximum Eigenvalue Functions

open access: yesJournal of Function Spaces, 2017
In this paper, we apply the UV-algorithm to solve the constrained minimization problem of a maximum eigenvalue function which is the composite function of an affine matrix-valued mapping and its maximum eigenvalue.
Wei Wang   +3 more
doaj   +1 more source

A Unifying Approach to Self‐Organizing Systems Interacting via Conservation Laws

open access: yesAdvanced Intelligent Discovery, EarlyView.
The article develops a unified way to model and analyze self‐organizing systems whose interactions are constrained by conservation laws. It represents physical/biological/engineered networks as graphs and builds projection operators (from incidence/cycle structure) that enforce those constraints and decompose network variables into constrained versus ...
F. Barrows   +7 more
wiley   +1 more source

On numerical issues for the wave/finite element method

open access: yes, 2006
The waveguide finite element (WFE) method is a numerical method to investigate wave motion in a uniform waveguide. Numerical issues for the WFE method are specifically illustrated in this report.
Waki, Y., Brennan, M.J., Mace, B.R.
core   +1 more source

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