6533b7ddfe1ef96bd1273c71

RESEARCH PRODUCT

Convergence of iterative methods in perturbation theory

M. CibilsH. R. JausliniM. Govin

subject

Inverse iterationPower seriesSingular perturbationsymbols.namesakeIterative methodPreconditionerConvergence (routing)Mathematical analysissymbolsPerturbation theoryPoincaré–Lindstedt methodMathematics

description

We discuss iterative KAM type methods for eigenvalue problems in finite dimensions. We compare their convergence properties with those of straight forward power series expansions.

https://doi.org/10.1007/3-540-60188-0_52