C(X) determines X - an inherent theory

One of the fundamental problem in rings of continuous function is to extract those spaces for which C(X) determines X, that is to  investigate X and Y such that C(X) isomorphic with C(Y ) implies X homeomorphic with Y. The development started back from Tychonoff who first pointed out inevitability o...

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Main Authors: Biswajit Mitra, Sanjib Das
Format: Article
Language:English
Published: Universitat Politècnica de València 2023-04-01
Series:Applied General Topology
Subjects:
Online Access:https://polipapers.upv.es/index.php/AGT/article/view/17569
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author Biswajit Mitra
Sanjib Das
author_facet Biswajit Mitra
Sanjib Das
author_sort Biswajit Mitra
collection DOAJ
description One of the fundamental problem in rings of continuous function is to extract those spaces for which C(X) determines X, that is to  investigate X and Y such that C(X) isomorphic with C(Y ) implies X homeomorphic with Y. The development started back from Tychonoff who first pointed out inevitability of Tychonoff space in this category of problem. Later S. Banach and M. Stone proved independently with slight variance, that if X is compact Hausdorff space, C(X) also determine X. Their works were maximally extended by E. Hewitt by introducing realcompact spaces and later Melvin Henriksen and Biswajit Mitra solved the problem for locally compact and nearly realcompact spaces. In this paper we tried to develop an inherent theory of this problem to cover up all the works in the literature introducing a notion so called P-compact spaces.
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spelling doaj.art-ea7e4ba397ad4e219f876a2c109dd85a2023-04-05T11:41:08ZengUniversitat Politècnica de ValènciaApplied General Topology1576-94021989-41472023-04-01241839310.4995/agt.2023.1756916759C(X) determines X - an inherent theoryBiswajit Mitra0https://orcid.org/0000-0002-0244-3521Sanjib Das1The University of BurdwanThe University of BurdwanOne of the fundamental problem in rings of continuous function is to extract those spaces for which C(X) determines X, that is to  investigate X and Y such that C(X) isomorphic with C(Y ) implies X homeomorphic with Y. The development started back from Tychonoff who first pointed out inevitability of Tychonoff space in this category of problem. Later S. Banach and M. Stone proved independently with slight variance, that if X is compact Hausdorff space, C(X) also determine X. Their works were maximally extended by E. Hewitt by introducing realcompact spaces and later Melvin Henriksen and Biswajit Mitra solved the problem for locally compact and nearly realcompact spaces. In this paper we tried to develop an inherent theory of this problem to cover up all the works in the literature introducing a notion so called P-compact spaces.https://polipapers.upv.es/index.php/AGT/article/view/17569nearly realcompactreal maximal idealsrm idealrealcompactp-maximal idealp-compact spacestructure space
spellingShingle Biswajit Mitra
Sanjib Das
C(X) determines X - an inherent theory
Applied General Topology
nearly realcompact
real maximal ideal
srm ideal
realcompact
p-maximal ideal
p-compact space
structure space
title C(X) determines X - an inherent theory
title_full C(X) determines X - an inherent theory
title_fullStr C(X) determines X - an inherent theory
title_full_unstemmed C(X) determines X - an inherent theory
title_short C(X) determines X - an inherent theory
title_sort c x determines x an inherent theory
topic nearly realcompact
real maximal ideal
srm ideal
realcompact
p-maximal ideal
p-compact space
structure space
url https://polipapers.upv.es/index.php/AGT/article/view/17569
work_keys_str_mv AT biswajitmitra cxdeterminesxaninherenttheory
AT sanjibdas cxdeterminesxaninherenttheory