General Master Theorems of Integrals with Applications

Many formulas of improper integrals are shown every day and need to be solved in different areas of science and engineering. Some of them can be solved, and others require approximate solutions or computer software. The main purpose of this research is to present new fundamental theorems of improper...

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Main Authors: Mohammad Abu-Ghuwaleh, Rania Saadeh, Ahmad Qazza
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/10/19/3547
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author Mohammad Abu-Ghuwaleh
Rania Saadeh
Ahmad Qazza
author_facet Mohammad Abu-Ghuwaleh
Rania Saadeh
Ahmad Qazza
author_sort Mohammad Abu-Ghuwaleh
collection DOAJ
description Many formulas of improper integrals are shown every day and need to be solved in different areas of science and engineering. Some of them can be solved, and others require approximate solutions or computer software. The main purpose of this research is to present new fundamental theorems of improper integrals that generate new formulas and tables of integrals. We present six main theorems with associated remarks that can be viewed as generalizations of Cauchy’s results and I.S. Gradshteyn integral tables. Applications to difficult problems are presented that cannot be solved with the usual techniques of residue or contour theorems. The solutions of these applications can be obtained directly, depending on the proposed theorems with an appropriate choice of functions and parameters.
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spelling doaj.art-05c8c16008334610819132ebb705d0d82023-11-23T21:03:24ZengMDPI AGMathematics2227-73902022-09-011019354710.3390/math10193547General Master Theorems of Integrals with ApplicationsMohammad Abu-Ghuwaleh0Rania Saadeh1Ahmad Qazza2Department of Mathematics, Faculty of Science, Zarqa University, Zarqa 13110, JordanDepartment of Mathematics, Faculty of Science, Zarqa University, Zarqa 13110, JordanDepartment of Mathematics, Faculty of Science, Zarqa University, Zarqa 13110, JordanMany formulas of improper integrals are shown every day and need to be solved in different areas of science and engineering. Some of them can be solved, and others require approximate solutions or computer software. The main purpose of this research is to present new fundamental theorems of improper integrals that generate new formulas and tables of integrals. We present six main theorems with associated remarks that can be viewed as generalizations of Cauchy’s results and I.S. Gradshteyn integral tables. Applications to difficult problems are presented that cannot be solved with the usual techniques of residue or contour theorems. The solutions of these applications can be obtained directly, depending on the proposed theorems with an appropriate choice of functions and parameters.https://www.mdpi.com/2227-7390/10/19/3547improper integralspower seriesanalytic functionCauchy residue theoremRamanujan’s principal theoremintegral equation
spellingShingle Mohammad Abu-Ghuwaleh
Rania Saadeh
Ahmad Qazza
General Master Theorems of Integrals with Applications
Mathematics
improper integrals
power series
analytic function
Cauchy residue theorem
Ramanujan’s principal theorem
integral equation
title General Master Theorems of Integrals with Applications
title_full General Master Theorems of Integrals with Applications
title_fullStr General Master Theorems of Integrals with Applications
title_full_unstemmed General Master Theorems of Integrals with Applications
title_short General Master Theorems of Integrals with Applications
title_sort general master theorems of integrals with applications
topic improper integrals
power series
analytic function
Cauchy residue theorem
Ramanujan’s principal theorem
integral equation
url https://www.mdpi.com/2227-7390/10/19/3547
work_keys_str_mv AT mohammadabughuwaleh generalmastertheoremsofintegralswithapplications
AT raniasaadeh generalmastertheoremsofintegralswithapplications
AT ahmadqazza generalmastertheoremsofintegralswithapplications