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

Authors

  • Natalya D. Vaysfel'd Odessa National Mechnikov University, Ukraine
  • O. Reut Odessa Mechnikov University, Institute of Mathematics, Economics and Mechanics, Ukraine

DOI:

https://doi.org/10.3221/IGF-ESIS.45.16

Keywords:

Conical defect, Helmholtz’s equation, Wave potential, Integral Transformation, Lame’s equations

Abstract

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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Published

03-07-2018

How to Cite

The discontinuous solutions of Lame’s equations for a conical defect. (2018). Frattura Ed Integrità Strutturale, 12(45), 183-190. https://doi.org/10.3221/IGF-ESIS.45.16