Results 101 to 110 of about 108,403 (183)

On the Convergence of Ritz Values, Ritz Vectors, and Refined Ritz Vectors\symbolmark

open access: yes, 1999
This paper concerns the Rayleigh--Ritz method for computing an approximation to an eigenpair $(\lambda, x)$ of a non-Hermitian matrix $A$. Given a subspace $\clw$ that contains an approximation to $x$, this method returns an approximation $(\mu, \tilde
Stewart, G. W., Jai, Zhongxiao
core   +1 more source

6Po-6Pe transitions in boron-like S ion

open access: yes四川大学学报. 自然科学版, 2016
The transition oscillator strengths, transition rates, and wavelengths for electric dipole transitions between 1s2s2p2np 6Po (n=3-9), and 1s2s2p2n's, 1s2s2p2n'd 6Pe (n=3-5) sextet Rydberg states of boron-like S ion are calculated using the multi ...
SUN Yan   +4 more
doaj  

Zwischen Dichtung und Verschwörung. Spätromantische Wiederholung einer romantischen Ich-Figuration bei Roman Zmorski

open access: yes, 2010
Der von German Ritz herausgegebene Sammelband "Geschichtsentwurf und literarisches Projekt" enthält acht grundlegende Studien zur polnischen Romantik. Sie konzentrieren sich zum einen auf das zentrale Doppelgespann Mickiewicz/Slowacki und die Zeit der ...
Ritz, G
core   +1 more source

On the Convergence of Ritz Values, Ritz Vectors, and Refined Ritz Vectors

open access: yes, 1999
This paper concerns the Rayleigh--Ritz method for computing an approximation to an eigenpair (; x) of a non-Hermitian matrix A. Given a subspace W that contains an approximation to x, this method returns an approximation (; ~ x) to (; x).
Zhongxiao Jia, G. W. Stewart
core  

The Rayleigh–Ritz method for linear dynamic, static and buckling behavior of beams, shells and plates: A literature review

open access: yes, 2017
The Rayleigh–Ritz method is a classical method that has been widely used to investigate dynamic, static and buckling behavior, i.e., the natural frequencies, mode shapes, moments, stresses, critical buckling loads of vibrating structures and to solve ...
Yajuvindra Kumar
core   +1 more source

The Post-Buckling Behaviour of Thin-Walled Columns in the Elasto-Plastic Range

open access: yesEngineering Transactions, 1986
The post-buckling behaviour in the elasto-plastic range of thin-walled, steel columns subject to uniform compression is analysed. The problem is solved using the Rayleigh-Ritz variational method involving plasticity.
K. Kowal-Michalska, R. Grądzki
doaj  

On Proximity of Rayleigh Quotients for Different Vectors and Ritz Values Generated by Different Trial Subspaces ⋆

open access: yes, 2008
The Rayleigh quotient is unarguably the most important function used in the analysis and computation of eigenvalues of symmetric matrices. The Rayleigh-Ritz method finds the stationary values of the Rayleigh quotient, called Ritz values, on a given trial
Andrew V. Knyazev A   +1 more
core  

Analysis of vibration of clamped square plates by the Rayleigh-Ritz method with asymptotic solutions from a modified Bolotin method

open access: yes, 1978
Estimates of flexural frequencies of clamped square plates are initially obtained by the modified Bolotin's method. The mode shapes in “each direction” are then determined and the product functions of these mode shapes are used as admissible functions in
Vijayakumar, K, Ramaiah, GK
core  

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