Spectral Analysis of Large Finite Element Problems by Optimization Methods

Recently an efficient method for the solution of the partial symmetric eigenproblem (DACG, deflated-accelerated conjugate gradient) was developed, based on the conjugate gradient (CG) minimization of successive Rayleigh quotients over deflated subspaces of decreasing size. In this article four diffe...

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Bibliographic Details
Main Authors: Luca Bergamaschi, Giuseppe Gambolati, Giorgio Pini
Format: Article
Language:English
Published: Hindawi Limited 1994-01-01
Series:Shock and Vibration
Online Access:http://dx.doi.org/10.3233/SAV-1994-1603