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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">cheb</journal-id><journal-title-group><journal-title xml:lang="ru">Чебышевский сборник</journal-title><trans-title-group xml:lang="en"><trans-title>Chebyshevskii Sbornik</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2226-8383</issn><publisher><publisher-name>Tula State Lev Tolstoy  Pedagogical University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.22405/2226-8383-2022-23-2-161-169</article-id><article-id custom-type="elpub" pub-id-type="custom">cheb-1276</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Article</subject></subj-group></article-categories><title-group><article-title>Обобщение некоторых интегральных неравенств для оператора Римана — Лиувилля</article-title><trans-title-group xml:lang="en"><trans-title>Generalizations of some integral inequalities for Riemann–Liouville operator</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Софрани</surname><given-names>Мохаммед</given-names></name><name name-style="western" xml:lang="en"><surname>Sofrani</surname><given-names>Mohammed</given-names></name></name-alternatives><bio xml:lang="ru"><p>лаборатория информатики и математики</p></bio><bio xml:lang="en"><p>Laboratory of informatics and mathematics</p></bio><email xlink:type="simple">aissamalik@yahoo.fr</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сенуси</surname><given-names>Абделькадер</given-names></name><name name-style="western" xml:lang="en"><surname>Senouci</surname><given-names>Abdelkader</given-names></name></name-alternatives><bio xml:lang="ru"><p>профессор, лаборатория информатики и математики</p></bio><bio xml:lang="en"><p>professor, laboratory of informatics and mathematics</p></bio><email xlink:type="simple">kamer295@yahoo.fr</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Университет Тиарет</institution><country>Алжир</country></aff><aff xml:lang="en"><institution>University of Tiaret</institution><country>Algeria</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>07</day><month>07</month><year>2022</year></pub-date><volume>23</volume><issue>2</issue><fpage>161</fpage><lpage>169</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Софрани М., Сенуси А., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Софрани М., Сенуси А.</copyright-holder><copyright-holder xml:lang="en">Sofrani M., Senouci A.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.chebsbornik.ru/jour/article/view/1276">https://www.chebsbornik.ru/jour/article/view/1276</self-uri><abstract><p>Неравенствo Чебышева является одним из самых важных неравенств в математике.Оно играет важную роль в теории вероятности, a тaкже тесно связано с неравенством Маркова в анализе.В [6, 7], используя интегральный оператор Римана — Лиувилля 𝐼^𝛼, авторы установили и доказали некоторые новые интегральные неравенства для чебышевского функционала</p><p>$$𝑇(𝑓, 𝑔) :=1/(𝑏 − 𝑎)∫︁𝑎𝑏 𝑓(𝑥)𝑔(𝑥)𝑑𝑥 −1/(𝑏 − 𝑎)∫︁𝑎𝑏 𝑓(𝑥)𝑑𝑥 1/(𝑏 − 𝑎)∫︁ 𝑎𝑏 𝑔(𝑥)𝑑𝑥.$$</p><p>В данной работе рассматриваются некоторые обобщения интегральных неравенств чебышевского типа, где используются дробные интегралы Римана — Лиувилля в соответствии с другой функцией.</p></abstract><trans-abstract xml:lang="en"><p>The Chebyshev inquality is one of important inequalities in mathematics. It’s a necessary tool in probability theory. The item of Chebyshev’s inequality may also refer to Markov’sinequality in the context of analysis.In[6, 7], using the usual Riemann–Liouville fractional integral operator 𝐼𝛼, were established and proved some new integral inequalities for the Chebyshev fonctional</p><p>$$𝑇(𝑓, 𝑔) :=1/(𝑏 − 𝑎)∫︁𝑎𝑏 𝑓(𝑥)𝑔(𝑥)𝑑𝑥 −1/(𝑏 − 𝑎)∫︁𝑎𝑏 𝑓(𝑥)𝑑𝑥 1/(𝑏 − 𝑎)∫︁ 𝑎𝑏 𝑔(𝑥)𝑑𝑥.$$</p><p>In this work, we give some generalizations of Chebyshev-type integral inequalities by using Riemann—Liouville fractional integrals of function with respect to another function.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>В данной работе рассматриваются некоторые обобщения интегральных неравенств че- бышевского типа</kwd><kwd>где используются дробные интегралы Римана — Лиувилля в соответ- ствии с другой функцией.</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Fractional integral</kwd><kwd>Chebyshev’s inequality</kwd><kwd>Riemann—Liouville Fractional operator</kwd><kwd>generalizations.</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Kacar E., Kacar Z., Yildirim H. 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