Asymptotic analysis of stretching modes for a folded plate

Autor: Nabil Kerdid
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: AIMS Mathematics, Vol 8, Iss 10, Pp 23974-23988 (2023)
Druh dokumentu: article
ISSN: 2473-6988
DOI: 10.3934/math.20231222?viewType=HTML
Popis: In this paper, we show that the spectral problem associated to stretching modes in a thin folded plate can be derived from the three-dimensional eigenvalue problem of linear elasticity through a rigourous convergence analysis as the thickness of the plate goes to zero. We show, using a nonstandard asymptotic analysis technique, that each stretching frequency of an elastic thin folded plate is the limit of a family of high frequencies of the three-dimensional linearized elasticity system in the folded plate, as the thickness approaches zero.
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