A Variational Pertubation Approach

The paper discusses how the variationally inspired perturbation theory (VIPT) scheme of approximation in quantum mechanics can be improved convergencewise if one uses for variational trial functions the perturbative series with variational parameter, so that one is effectively doing variational calc...

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Bibliographic Details
Main Authors: L. C. Chan, A. Villanueva
Format: Article
Language:English
Published: University of the Philippines 2004-12-01
Series:Science Diliman
Subjects:
Online Access:http://journals.upd.edu.ph/index.php/sciencediliman/article/view/89