Abstract
More often than not, it is impossible to find exact solutions to the eigenvalue problem of the Hamiltonian. One then turns to approximation methods, some of which will be described in this and the following chapters. In this section we consider a few examples that illustrate the variational method.
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© 1994 Springer Science+Business Media, LLC
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Shankar, R. (1994). The Variational and WKB Methods. In: Principles of Quantum Mechanics. Springer, New York, NY. https://doi.org/10.1007/978-1-4757-0576-8_16
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DOI: https://doi.org/10.1007/978-1-4757-0576-8_16
Publisher Name: Springer, New York, NY
Print ISBN: 978-1-4757-0578-2
Online ISBN: 978-1-4757-0576-8
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