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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">izvuzmath</journal-id><journal-title-group><journal-title xml:lang="ru">Известия высших учебных заведений. Математика</journal-title><trans-title-group xml:lang="en"><trans-title>Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0021-3446</issn><issn pub-type="epub">2076-4626</issn><publisher><publisher-name>Казанский (Приволжский) федеральный университет</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.26907/0021-3446-2024-5-30-36</article-id><article-id custom-type="elpub" pub-id-type="custom">izvuzmath-74</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></article-categories><title-group><article-title>Отображение H1w (R) в L1w(R) вариационным оператором разностей средних по лакунарным последовательностям</article-title><trans-title-group xml:lang="en"><trans-title>The variation operator of differences of averages over lacunary sequences maps H1w(R) to L1w(R)</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>Демир</surname><given-names>С.</given-names></name><name name-style="western" xml:lang="en"><surname>Demir</surname><given-names>S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сакин Демир</p><p>г. Агры, 04100</p></bio><bio xml:lang="en"><p>Sakin Demir</p><p>A˘grı, 04100 </p></bio><email xlink:type="simple">sakin.demir@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Университет Агры Ибрагима Чечена</institution><country>Турция</country></aff><aff xml:lang="en"><institution>Agri Ibrahim Cecen University</institution><country>Turkey</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>29</day><month>05</month><year>2024</year></pub-date><volume>0</volume><issue>5</issue><elocation-id>30–36</elocation-id><permissions><copyright-statement>Copyright &amp;#x00A9; Демир С., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Демир С.</copyright-holder><copyright-holder xml:lang="en">Demir S.</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://izvuzmath.elpub.ru/jour/article/view/74">https://izvuzmath.elpub.ru/jour/article/view/74</self-uri><abstract><p> Пусть $f$ – локально интегрируемая функция, заданная на $\mathbb{R}$, а $(n_k)$ – лакунарная последовательность. Зададим $$A_nf(x)=\frac{1}{n}\int_0^nf(x-t)\, dt,$$и пусть $$\mathcal{V}_{\rho}f(x)=\left(\sum_{k=1}^\infty|A_{n_k}f(x)-A_{n_{k-1}}f(x)|^{\rho}\right)^{1/\rho}.$$Предположим, что $w\in A_p$, $1\leq p&lt;\infty$, и $\rho\geq 2$. Тогда существует положительная константа~$C$ такая, что $$\|\mathcal{V}_{\rho}f\|_{L^1_w}\leq C\|f\|_{H^1_w}$$для всех $f\in H^1_w(\mathbb{R})$.</p></abstract><trans-abstract xml:lang="en"><p>Let $f$ be a locally integrable function defined on $\mathbb{R}$, and $(n_k)$ be a lacunary sequence. Define$$A_nf(x)=\frac{1}{n}\int_0^nf(x-t)\, dt,$$and let$$\mathcal{V}_{\rho}f(x)=\left(\sum_{k=1}^\infty|A_{n_k}f(x)-A_{n_{k-1}}f(x)|^{\rho}\right)^{1/\rho}.$$Suppose that  $w\in A_p$, $1\leq p&lt;\infty$, and $\rho\geq 2$. Then, there exists a positive constant $C$ such that$$\|\mathcal{V}_{\rho}f\|_{L^1_w}\leq C\|f\|_{H^1_w}$$for all $f\in H^1_w(\mathbb{R})$.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>вариационный оператор</kwd><kwd>взвешенное пространство Харди</kwd><kwd>Ap-вес</kwd></kwd-group><kwd-group xml:lang="en"><kwd>variation operator</kwd><kwd>weighted Hardy space</kwd><kwd>Ap weight</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">Demir S. Hp spaces and inequalities in ergodic theory, Ph.D Thesis (University of Illinois at UrbanaChampaign, USA, 1999).</mixed-citation><mixed-citation xml:lang="en">Demir S. Hp spaces and inequalities in ergodic theory, Ph.D Thesis (University of Illinois at UrbanaChampaign, USA, 1999).</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Garcia-Cuerva J. Weighted Hp spaces, Diss. Math. 162, 1–63 (1979).</mixed-citation><mixed-citation xml:lang="en">Garcia-Cuerva J. Weighted Hp spaces, Diss. Math. 162, 1–63 (1979).</mixed-citation></citation-alternatives></ref><ref id="cit3"><label>3</label><citation-alternatives><mixed-citation xml:lang="ru">Demir S. Variational inequalities for the differences of averages over lacunary sequences, New York J. Math. 28, 1099–1111 (2022).</mixed-citation><mixed-citation xml:lang="en">Demir S. Variational inequalities for the differences of averages over lacunary sequences, New York J. Math. 28, 1099–1111 (2022).</mixed-citation></citation-alternatives></ref></ref-list><fn-group><fn fn-type="conflict"><p>The authors declare that there are no conflicts of interest present.</p></fn></fn-group></back></article>
