Pseudospectrum

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In mathematics, the pseudospectrum of an operator is a set containing the spectrum of the operator and the numbers that are "almost" eigenvalues. Knowledge of the pseudospectrum can be particularly useful for understanding non-normal operators and their eigenfunctions.

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Retrieved from "http://en.wikipedia.org../../../p/s/e/Pseudospectrum.html"

Categories: Applied mathematics stubs | Numerical analysis | Linear algebra

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• This page was last modified 12:30, 28 December 2005 by Wikipedia user Jitse Niesen. Based on work by Wikipedia user(s) Grady.
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