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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">10.22405/2226-8383-2025-26-4-535-536</article-id><article-id custom-type="elpub" pub-id-type="custom">cheb-2107</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>Памятные даты</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Memorable dates</subject></subj-group></article-categories><title-group><article-title>Владимир Алексеевич Панин (21.01.1957 — 7.11.2025)</article-title><trans-title-group xml:lang="en"><trans-title>Vladimir Alexeevich Panin (21.01.1957 — 7.11.2025)</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>Ромашина</surname><given-names>Е. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Romashina</surname><given-names>E. Yu.</given-names></name></name-alternatives></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чубариков</surname><given-names>В. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Chubarikov</surname><given-names>V. N.</given-names></name></name-alternatives><email xlink:type="simple">chubarik2020@mail.ru</email></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Реброва</surname><given-names>И. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Rebrova</surname><given-names>I. Yu.</given-names></name></name-alternatives></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Быковский</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Bykovskii</surname><given-names>V. A.</given-names></name></name-alternatives></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чирский</surname><given-names>В. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Chirskii</surname><given-names>V. G.</given-names></name></name-alternatives></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Нургулеев</surname><given-names>Д. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Nurguleev</surname><given-names>D. A.</given-names></name></name-alternatives></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Плотников</surname><given-names>А. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Plotnikov</surname><given-names>A. P.</given-names></name></name-alternatives></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Добровольский</surname><given-names>Н. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Dobrovolskii</surname><given-names>N. M.</given-names></name></name-alternatives><email xlink:type="simple">dobrovol@tsput.ru</email></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Добровольский</surname><given-names>Н. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Dobrovolskii</surname><given-names>N. N.</given-names></name></name-alternatives></contrib></contrib-group><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>29</day><month>12</month><year>2025</year></pub-date><volume>26</volume><issue>4</issue><fpage>535</fpage><lpage>536</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ромашина Е.Ю., Чубариков В.Н., Реброва И.Ю., Быковский В.А., Чирский В.Г., Нургулеев Д.А., Плотников А.П., Добровольский Н.М., Добровольский Н.Н., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Ромашина Е.Ю., Чубариков В.Н., Реброва И.Ю., Быковский В.А., Чирский В.Г., Нургулеев Д.А., Плотников А.П., Добровольский Н.М., Добровольский Н.Н.</copyright-holder><copyright-holder xml:lang="en">Romashina E.Y., Chubarikov V.N., Rebrova I.Y., Bykovskii V.A., Chirskii V.G., Nurguleev D.A., Plotnikov A.P., Dobrovolskii N.M., Dobrovolskii N.N.</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/2107">https://www.chebsbornik.ru/jour/article/view/2107</self-uri><abstract><p>-</p></abstract><trans-abstract xml:lang="en"><p>-</p></trans-abstract></article-meta></front><back><ref-list><title>References</title></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>
