Yet Another New Variant of Szász–Mirakyan Operator

In this paper, we construct a new variant of the classical Szász–Mirakyan operators, <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>M</mi><mi>n</mi></msub></semantics&...

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Autores principales: Ana Maria Acu, Gancho Tachev
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Lenguaje:EN
Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:37642d2e5d1941df856ee397466ddd722021-11-25T19:06:05ZYet Another New Variant of Szász–Mirakyan Operator10.3390/sym131120182073-8994https://doaj.org/article/37642d2e5d1941df856ee397466ddd722021-10-01T00:00:00Zhttps://www.mdpi.com/2073-8994/13/11/2018https://doaj.org/toc/2073-8994In this paper, we construct a new variant of the classical Szász–Mirakyan operators, <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>M</mi><mi>n</mi></msub></semantics></math></inline-formula>, which fixes the functions 1 and <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msup><mi>e</mi><mrow><mi>a</mi><mi>x</mi></mrow></msup><mo>,</mo><mspace width="0.166667em"></mspace><mi>x</mi><mo>≥</mo><mn>0</mn><mo>,</mo><mspace width="0.166667em"></mspace><mspace width="0.166667em"></mspace><mi>a</mi><mo>∈</mo><mi mathvariant="double-struck">R</mi></mrow></semantics></math></inline-formula>. For these operators, we provide a quantitative Voronovskaya-type result. The uniform weighted convergence of <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>M</mi><mi>n</mi></msub></semantics></math></inline-formula> and a direct quantitative estimate are obtained. The symmetry of the properties of the classical Szász–Mirakyan operator and of the properties of the new sequence is investigated. Our results improve and extend similar ones on this topic, established in the last decade by many authors.Ana Maria AcuGancho TachevMDPI AGarticleSzász–Mirakyan operatorsweighted approximationuniform convergenceexponential functionsMathematicsQA1-939ENSymmetry, Vol 13, Iss 2018, p 2018 (2021)
institution DOAJ
collection DOAJ
language EN
topic Szász–Mirakyan operators
weighted approximation
uniform convergence
exponential functions
Mathematics
QA1-939
spellingShingle Szász–Mirakyan operators
weighted approximation
uniform convergence
exponential functions
Mathematics
QA1-939
Ana Maria Acu
Gancho Tachev
Yet Another New Variant of Szász–Mirakyan Operator
description In this paper, we construct a new variant of the classical Szász–Mirakyan operators, <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>M</mi><mi>n</mi></msub></semantics></math></inline-formula>, which fixes the functions 1 and <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msup><mi>e</mi><mrow><mi>a</mi><mi>x</mi></mrow></msup><mo>,</mo><mspace width="0.166667em"></mspace><mi>x</mi><mo>≥</mo><mn>0</mn><mo>,</mo><mspace width="0.166667em"></mspace><mspace width="0.166667em"></mspace><mi>a</mi><mo>∈</mo><mi mathvariant="double-struck">R</mi></mrow></semantics></math></inline-formula>. For these operators, we provide a quantitative Voronovskaya-type result. The uniform weighted convergence of <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>M</mi><mi>n</mi></msub></semantics></math></inline-formula> and a direct quantitative estimate are obtained. The symmetry of the properties of the classical Szász–Mirakyan operator and of the properties of the new sequence is investigated. Our results improve and extend similar ones on this topic, established in the last decade by many authors.
format article
author Ana Maria Acu
Gancho Tachev
author_facet Ana Maria Acu
Gancho Tachev
author_sort Ana Maria Acu
title Yet Another New Variant of Szász–Mirakyan Operator
title_short Yet Another New Variant of Szász–Mirakyan Operator
title_full Yet Another New Variant of Szász–Mirakyan Operator
title_fullStr Yet Another New Variant of Szász–Mirakyan Operator
title_full_unstemmed Yet Another New Variant of Szász–Mirakyan Operator
title_sort yet another new variant of szász–mirakyan operator
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/37642d2e5d1941df856ee397466ddd72
work_keys_str_mv AT anamariaacu yetanothernewvariantofszaszmirakyanoperator
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