Approximate solutions of the Fourth-Order Eigenvalue Problem

In this paper, the differential transformation (DTM) and the Adomian decomposition (ADM) methods are proposed for solving fourth order eigenvalue problem. This fourth order eigenvalue problem has nonstrongly regular boundary conditions. This the fourth order problem has been examined for p(t) = t, B...

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Main Author: Derya Arslan
Format: Article
Language:English
Published: Çanakkale Onsekiz Mart University 2022-06-01
Series:Journal of Advanced Research in Natural and Applied Sciences
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Online Access:https://dergipark.org.tr/en/download/article-file/1968592
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author Derya Arslan
author_facet Derya Arslan
author_sort Derya Arslan
collection DOAJ
description In this paper, the differential transformation (DTM) and the Adomian decomposition (ADM) methods are proposed for solving fourth order eigenvalue problem. This fourth order eigenvalue problem has nonstrongly regular boundary conditions. This the fourth order problem has been examined for p(t) = t, B = 0, a = 0,01 where p(t) ≠ 0 is a complex valued and a ≠ 0 The differential transformation and the Adomian decomposition methods are briefly described. An approximate solution is obtained by performing seven iterations with the Adomian decomposition method. The same number of iterations have been made in the differential transformation method. The approximation results obtained by both methods have been compared with each other. These data have been presented in table. The ADM and the DTM approximation solutions have been shown by plotting in Figure 1. Here, the approaches obtained by using the two methods are found to be in high agreement. Consequently, highly accurate approximate solutions of fourth order eigenvalue problem are obtained. Such good results also revealed that the Adomian decomposition and the differential transformation methods are fast, economical and motivating. The exact solution of the fourth order eigenvalue problem for nonstrongly regular can not be found in the literature. Therefore, this study will give an important idea to determine approximate solution behavior of this fourth order problem.
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spelling doaj-art-87686cb20c984750b3d183318c712c442025-02-05T17:58:10ZengÇanakkale Onsekiz Mart UniversityJournal of Advanced Research in Natural and Applied Sciences2757-51952022-06-018221422110.28979/jarnas.993943453Approximate solutions of the Fourth-Order Eigenvalue ProblemDerya Arslan0https://orcid.org/0000-0001-6138-0607BİTLİS EREN ÜNİVERSİTESİIn this paper, the differential transformation (DTM) and the Adomian decomposition (ADM) methods are proposed for solving fourth order eigenvalue problem. This fourth order eigenvalue problem has nonstrongly regular boundary conditions. This the fourth order problem has been examined for p(t) = t, B = 0, a = 0,01 where p(t) ≠ 0 is a complex valued and a ≠ 0 The differential transformation and the Adomian decomposition methods are briefly described. An approximate solution is obtained by performing seven iterations with the Adomian decomposition method. The same number of iterations have been made in the differential transformation method. The approximation results obtained by both methods have been compared with each other. These data have been presented in table. The ADM and the DTM approximation solutions have been shown by plotting in Figure 1. Here, the approaches obtained by using the two methods are found to be in high agreement. Consequently, highly accurate approximate solutions of fourth order eigenvalue problem are obtained. Such good results also revealed that the Adomian decomposition and the differential transformation methods are fast, economical and motivating. The exact solution of the fourth order eigenvalue problem for nonstrongly regular can not be found in the literature. Therefore, this study will give an important idea to determine approximate solution behavior of this fourth order problem.https://dergipark.org.tr/en/download/article-file/1968592fourth order eigen value problemapproximate solutionsnot strongly regular boundary conditionsadomian decomposition methoddifferential transform method
spellingShingle Derya Arslan
Approximate solutions of the Fourth-Order Eigenvalue Problem
Journal of Advanced Research in Natural and Applied Sciences
fourth order eigen value problem
approximate solutions
not strongly regular boundary conditions
adomian decomposition method
differential transform method
title Approximate solutions of the Fourth-Order Eigenvalue Problem
title_full Approximate solutions of the Fourth-Order Eigenvalue Problem
title_fullStr Approximate solutions of the Fourth-Order Eigenvalue Problem
title_full_unstemmed Approximate solutions of the Fourth-Order Eigenvalue Problem
title_short Approximate solutions of the Fourth-Order Eigenvalue Problem
title_sort approximate solutions of the fourth order eigenvalue problem
topic fourth order eigen value problem
approximate solutions
not strongly regular boundary conditions
adomian decomposition method
differential transform method
url https://dergipark.org.tr/en/download/article-file/1968592
work_keys_str_mv AT deryaarslan approximatesolutionsofthefourthordereigenvalueproblem