On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight Spaces

A singular operator with Cauchy kernel on the subspaces of weight Lebesgue space is considered. A sufficient condition for a bounded action of this operator from a subspace to another subspace of weight Lebesgue space of functions is found. These conditions are not identical with Muckenhoupt conditi...

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Main Authors: Tofig Isa Najafov, Saeed Farahani
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Online Access:http://dx.doi.org/10.1155/2011/717501
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author Tofig Isa Najafov
Saeed Farahani
author_facet Tofig Isa Najafov
Saeed Farahani
author_sort Tofig Isa Najafov
collection DOAJ
description A singular operator with Cauchy kernel on the subspaces of weight Lebesgue space is considered. A sufficient condition for a bounded action of this operator from a subspace to another subspace of weight Lebesgue space of functions is found. These conditions are not identical with Muckenhoupt conditions. Moreover, the completeness, minimality, and basicity of sines and cosines systems are considered.
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institution Kabale University
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1687-0425
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publishDate 2011-01-01
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series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-38ee7b48011d4f7684e32445a657306f2025-02-03T01:12:50ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04252011-01-01201110.1155/2011/717501717501On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight SpacesTofig Isa Najafov0Saeed Farahani1Nakhchivan State University, University Campus, AZ 7000 Nakhchivan, AzerbaijanInstitute of Mathematics and Mechanics, Azerbaijan National Academy of Sciences, AZ 1141 Baku, AzerbaijanA singular operator with Cauchy kernel on the subspaces of weight Lebesgue space is considered. A sufficient condition for a bounded action of this operator from a subspace to another subspace of weight Lebesgue space of functions is found. These conditions are not identical with Muckenhoupt conditions. Moreover, the completeness, minimality, and basicity of sines and cosines systems are considered.http://dx.doi.org/10.1155/2011/717501
spellingShingle Tofig Isa Najafov
Saeed Farahani
On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight Spaces
International Journal of Mathematics and Mathematical Sciences
title On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight Spaces
title_full On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight Spaces
title_fullStr On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight Spaces
title_full_unstemmed On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight Spaces
title_short On Singular Integrals with Cauchy Kernel on Weight Subspaces: The Basicity Property of Sines and Cosines Systems in Weight Spaces
title_sort on singular integrals with cauchy kernel on weight subspaces the basicity property of sines and cosines systems in weight spaces
url http://dx.doi.org/10.1155/2011/717501
work_keys_str_mv AT tofigisanajafov onsingularintegralswithcauchykernelonweightsubspacesthebasicitypropertyofsinesandcosinessystemsinweightspaces
AT saeedfarahani onsingularintegralswithcauchykernelonweightsubspacesthebasicitypropertyofsinesandcosinessystemsinweightspaces