The discontinuous solutions of Lame’s equations for a conical defect

In this article the discontinuous solutions of  Lame’s equations are constructed for the case of a conical defect. Under a defect one considers a part of a surface (mathematical cut on the surface) when passing through which function and its normal derivative have discontinuities of continuity of th...

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Main Authors: Natalya D. Vaysfel'd, O. Reut
Format: Article
Language:English
Published: Gruppo Italiano Frattura 2018-07-01
Series:Fracture and Structural Integrity
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Online Access:https://www.fracturae.com/index.php/fis/article/view/2137
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author Natalya D. Vaysfel'd
O. Reut
author_facet Natalya D. Vaysfel'd
O. Reut
author_sort Natalya D. Vaysfel'd
collection DOAJ
description In this article the discontinuous solutions of  Lame’s equations are constructed for the case of a conical defect. Under a defect one considers a part of a surface (mathematical cut on the surface) when passing through which function and its normal derivative have discontinuities of continuity of the first kind. A discontinuous solution of a certain differential equation in the partial derivatives is a solution that satisfies this equation throughout the region of determining an unknown function, with the exception of the defect points. To construct such a solution the method of integral transformations is used with a generalized scheme. Here this approach is applied to construct the discontinuous solution of Helmholtz’s equation for a conical defect. On the base of it the discontinuous solutions of Lame’s equations are derived for a case of steady state loading of a medium.
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publishDate 2018-07-01
publisher Gruppo Italiano Frattura
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series Fracture and Structural Integrity
spelling doaj-art-d4cdbbac0bfc4ca0b04e0dd3587ed2812025-01-02T23:01:28ZengGruppo Italiano FratturaFracture and Structural Integrity1971-89932018-07-011245The discontinuous solutions of Lame’s equations for a conical defectNatalya D. Vaysfel'd0O. Reut1Odessa National Mechnikov University, UkraineOdessa Mechnikov University, Institute of Mathematics, Economics and Mechanics, UkraineIn this article the discontinuous solutions of  Lame’s equations are constructed for the case of a conical defect. Under a defect one considers a part of a surface (mathematical cut on the surface) when passing through which function and its normal derivative have discontinuities of continuity of the first kind. A discontinuous solution of a certain differential equation in the partial derivatives is a solution that satisfies this equation throughout the region of determining an unknown function, with the exception of the defect points. To construct such a solution the method of integral transformations is used with a generalized scheme. Here this approach is applied to construct the discontinuous solution of Helmholtz’s equation for a conical defect. On the base of it the discontinuous solutions of Lame’s equations are derived for a case of steady state loading of a medium.https://www.fracturae.com/index.php/fis/article/view/2137Conical defectHelmholtz’s equationWave potentialIntegral TransformationLame’s equations
spellingShingle Natalya D. Vaysfel'd
O. Reut
The discontinuous solutions of Lame’s equations for a conical defect
Fracture and Structural Integrity
Conical defect
Helmholtz’s equation
Wave potential
Integral Transformation
Lame’s equations
title The discontinuous solutions of Lame’s equations for a conical defect
title_full The discontinuous solutions of Lame’s equations for a conical defect
title_fullStr The discontinuous solutions of Lame’s equations for a conical defect
title_full_unstemmed The discontinuous solutions of Lame’s equations for a conical defect
title_short The discontinuous solutions of Lame’s equations for a conical defect
title_sort discontinuous solutions of lame s equations for a conical defect
topic Conical defect
Helmholtz’s equation
Wave potential
Integral Transformation
Lame’s equations
url https://www.fracturae.com/index.php/fis/article/view/2137
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