Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal Generators

The concept of logarithmic representation of infinitesimal generators is introduced, and it is applied to clarify the algebraic structure of bounded and unbounded infinitesimal generators. In particular, by means of the logarithmic representation, the bounded components can be extracted from general...

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Main Author: Yoritaka Iwata
Format: Article
Language:English
Published: Hindawi Limited 2020-01-01
Series:Advances in Mathematical Physics
Online Access:http://dx.doi.org/10.1155/2020/3989572
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spelling doaj-190078996ca947bc954c820a5f399af52021-07-02T14:05:08ZengHindawi LimitedAdvances in Mathematical Physics1687-91392020-01-01202010.1155/2020/39895723989572Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal GeneratorsYoritaka Iwata0Faculty of ChemistryThe concept of logarithmic representation of infinitesimal generators is introduced, and it is applied to clarify the algebraic structure of bounded and unbounded infinitesimal generators. In particular, by means of the logarithmic representation, the bounded components can be extracted from generally unbounded infinitesimal generators. In conclusion, the concept of module over a Banach algebra is proposed as the generalization of the Banach algebra. As an application to mathematical physics, the rigorous formulation of a rotation group, which consists of unbounded operators being written by differential operators, is provided using the module over a Banach algebra.http://dx.doi.org/10.1155/2020/3989572
collection DOAJ
language English
format Article
sources DOAJ
author Yoritaka Iwata
spellingShingle Yoritaka Iwata
Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal Generators
Advances in Mathematical Physics
author_facet Yoritaka Iwata
author_sort Yoritaka Iwata
title Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal Generators
title_short Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal Generators
title_full Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal Generators
title_fullStr Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal Generators
title_full_unstemmed Theory of B(X)-Module: Algebraic Module Structure of Generally Unbounded Infinitesimal Generators
title_sort theory of b(x)-module: algebraic module structure of generally unbounded infinitesimal generators
publisher Hindawi Limited
series Advances in Mathematical Physics
issn 1687-9139
publishDate 2020-01-01
description The concept of logarithmic representation of infinitesimal generators is introduced, and it is applied to clarify the algebraic structure of bounded and unbounded infinitesimal generators. In particular, by means of the logarithmic representation, the bounded components can be extracted from generally unbounded infinitesimal generators. In conclusion, the concept of module over a Banach algebra is proposed as the generalization of the Banach algebra. As an application to mathematical physics, the rigorous formulation of a rotation group, which consists of unbounded operators being written by differential operators, is provided using the module over a Banach algebra.
url http://dx.doi.org/10.1155/2020/3989572
work_keys_str_mv AT yoritakaiwata theoryofbxmodulealgebraicmodulestructureofgenerallyunboundedinfinitesimalgenerators
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