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Uniform asymptotic approximations of Green's tensors for perforated elastic bodies

We present asymptotic approximations of Green's kernels for operators of linear elasticity in planar and three dimensional domains containing small subdomains, with either Neumann or Dirichlet boundary conditions whic~ correspond to solids with voids or rigid inclusions. The main feature of these approximations is their uniformity with respect to the independent variables. The asymptotic formulae are supplied with rigorous remainder estimates. We present numerical experiments, comparing the asymptotic approximations and finite element numerical simulations, which show the effectiveness of our approach.

Identiferoai:union.ndltd.org:bl.uk/oai:ethos.bl.uk:486934
Date January 2007
CreatorsNieves, Michael John
PublisherUniversity of Liverpool
Source SetsEthos UK
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation

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