Compatibility of the method of brackets with classical integration rules

The method of brackets is a symbolic approach to the computation of integrals over Rn{{\mathbb{R}}}^{n} based on a deep result by Ramanujan. Its usefulness to obtain new and difficult integrals has been demonstrated many times in the last few years. This article shows that this method is consistent...

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Main Authors: Bradshaw Zachary, Gonzalez Ivan, Jiu Lin, Moll Victor Hugo, Vignat Christophe
Format: Article
Language:English
Published: De Gruyter 2023-05-01
Series:Open Mathematics
Subjects:
Online Access:https://doi.org/10.1515/math-2022-0581
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author Bradshaw Zachary
Gonzalez Ivan
Jiu Lin
Moll Victor Hugo
Vignat Christophe
author_facet Bradshaw Zachary
Gonzalez Ivan
Jiu Lin
Moll Victor Hugo
Vignat Christophe
author_sort Bradshaw Zachary
collection DOAJ
description The method of brackets is a symbolic approach to the computation of integrals over Rn{{\mathbb{R}}}^{n} based on a deep result by Ramanujan. Its usefulness to obtain new and difficult integrals has been demonstrated many times in the last few years. This article shows that this method is consistent with most classical rules for the computation of integrals, such as the fundamental theorem of calculus, the Laplace transform, the reduction formula for the integration of functions with spherical symmetry, the Cauchy-Schlömilch transformation, and explicit evaluations for multivariate integrals of product of Bessel functions as obtained by Exton and Srivastava. This work is part of a program dedicated to the derivation of solid theoretical grounds for the use of this attractive integration method.
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spelling doaj.art-d23f2eef1672419b81651dbd759075b22023-10-16T06:06:24ZengDe GruyterOpen Mathematics2391-54552023-05-01211507310.1515/math-2022-0581Compatibility of the method of brackets with classical integration rulesBradshaw Zachary0Gonzalez Ivan1Jiu Lin2Moll Victor Hugo3Vignat Christophe4Department of Mathematics, Tulane University, New Orleans, LA 70118, Louisiana, USAInstituto de Física y Astronomía, Universidad de Valparaiso, Gran Bretaña 1111, Valparaiso, ChileZu Chongzhi Center for Mathematics and Computational Sciences, Duke Kunshan University, Kunshan, Suzhou, Jiangsu Province, ChinaDepartment of Mathematics, Tulane University, New Orleans, LA 70118, Louisiana, USADepartment of Mathematics, Tulane University, New Orleans, LA 70118, Louisiana, USAThe method of brackets is a symbolic approach to the computation of integrals over Rn{{\mathbb{R}}}^{n} based on a deep result by Ramanujan. Its usefulness to obtain new and difficult integrals has been demonstrated many times in the last few years. This article shows that this method is consistent with most classical rules for the computation of integrals, such as the fundamental theorem of calculus, the Laplace transform, the reduction formula for the integration of functions with spherical symmetry, the Cauchy-Schlömilch transformation, and explicit evaluations for multivariate integrals of product of Bessel functions as obtained by Exton and Srivastava. This work is part of a program dedicated to the derivation of solid theoretical grounds for the use of this attractive integration method.https://doi.org/10.1515/math-2022-0581definite integralsmethod of bracketscompatibilityschlömilch transformation33b9933f99
spellingShingle Bradshaw Zachary
Gonzalez Ivan
Jiu Lin
Moll Victor Hugo
Vignat Christophe
Compatibility of the method of brackets with classical integration rules
Open Mathematics
definite integrals
method of brackets
compatibility
schlömilch transformation
33b99
33f99
title Compatibility of the method of brackets with classical integration rules
title_full Compatibility of the method of brackets with classical integration rules
title_fullStr Compatibility of the method of brackets with classical integration rules
title_full_unstemmed Compatibility of the method of brackets with classical integration rules
title_short Compatibility of the method of brackets with classical integration rules
title_sort compatibility of the method of brackets with classical integration rules
topic definite integrals
method of brackets
compatibility
schlömilch transformation
33b99
33f99
url https://doi.org/10.1515/math-2022-0581
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AT vignatchristophe compatibilityofthemethodofbracketswithclassicalintegrationrules