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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">kaz29</journal-id><journal-title-group><journal-title xml:lang="ru">Вестник Казахстанско-Британского технического университета</journal-title><trans-title-group xml:lang="en"><trans-title>Herald of the Kazakh-British Technical University</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1998-6688</issn><issn pub-type="epub">2959-8109</issn><publisher><publisher-name>Казахстанско-Британский Технический Университет</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.55452/1998-6688-2024-21-3-158-164</article-id><article-id custom-type="elpub" pub-id-type="custom">kaz29-1377</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>МАТЕМАТИЧЕСКИЕ НАУКИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>MATHEMATICAL SCIENCES</subject></subj-group></article-categories><title-group><article-title>АНАЛИТИЧЕСКИЕ РЕШЕНИЯ НЕЛОКАЛЬНЫХ НЕЛИНЕЙНЫХ УРАВНЕНИЙ ТИПА ШРЁДИНГЕРА</article-title><trans-title-group xml:lang="en"><trans-title>ANALYTICAL SOLUTIONS OF THE NONLOCAL NONLINEAR SCHRÖDINGER-TYPE EQUATIONS</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-0819-5338</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шайхова</surname><given-names>Г. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Shaikhova</surname><given-names>G. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>PhD, ассоциированный профессор </p><p>010000, г. Астана</p></bio><bio xml:lang="en"><p>PhD, associate professor </p><p>010000, Astana</p></bio><email xlink:type="simple">g.shaikhova@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1259-637X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Серикбаев</surname><given-names>Н. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Serikbayev</surname><given-names>N. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>PhD, ассоциированный профессор </p><p>010000, г. Астана</p></bio><bio xml:lang="en"><p>PhD, associate professor </p><p>010000, Astana</p></bio><email xlink:type="simple">ns.serikbayev@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-2334-7405</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бургумбаева</surname><given-names>С. К.</given-names></name><name name-style="western" xml:lang="en"><surname>Burgumbayeva</surname><given-names>S. K.</given-names></name></name-alternatives><bio xml:lang="ru"><p>PhD, ассоциированный профессор </p><p>010000, г. Астана</p></bio><bio xml:lang="en"><p>PhD, associate professor</p></bio><email xlink:type="simple">burgumbayeva_sk@enu.kz</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru">Евразийский национальный университет имени Л.Н. Гумилева<country>Казахстан</country></aff><aff xml:lang="en">L.N. Gumilyov Eurasian National University<country>Kazakhstan</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>01</day><month>10</month><year>2024</year></pub-date><volume>21</volume><issue>3</issue><fpage>158</fpage><lpage>164</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Шайхова Г.Н., Серикбаев Н.С., Бургумбаева С.К., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Шайхова Г.Н., Серикбаев Н.С., Бургумбаева С.К.</copyright-holder><copyright-holder xml:lang="en">Shaikhova G.N., Serikbayev N.S., Burgumbayeva S.K.</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://vestnik.kbtu.edu.kz/jour/article/view/1377">https://vestnik.kbtu.edu.kz/jour/article/view/1377</self-uri><abstract><p>В физике нелинейные уравнения применяются для описания различных явлений. Обычно нелинейные уравнения являются в виде нелинейных дифференциальных уравнений в чаcтных производных. Эти уравнения можно принять как условие cовместности двух линейных дифференциальных уравнений, называемых предcтавлением Лакса, существование которых определяет интегрируемость нелинейного дифференциального уравнения в чаcтных производных. С этим развитием было связано осознание того, что определенные когерентные структуры, известные как солитоны, играют фундаментальную роль в нелинейных явлениях, таких как динамика решетки, нелинейная оптика и механика жидкости. Одним из известных нелинейных уравнений является нелинейное уравнение Шрёдингера, которое связано с различными физическими явлениями в нелинейной оптике и конденсатах Бозе-Эйнштейна. Это уравнение допускает пару Лакса, поэтому оно интегрируемо. В данной работе исследуются нелинейные нелокальные уравнения типа Шрёдингера с PT-симметрией. Нелинейные нелокальные уравнения возникают в таких областях физики, как гидродинамика, физика конденсированного состояния, оптика и т.д. Представлена пара Лакса для нелинейных нелокальных уравнений типа Шрёдингера. Для получения аналитических решений применен метод преобразования Дарбу</p></abstract><trans-abstract xml:lang="en"><p>In physics, nonlinear equations are applіed to characterize the varied phenomena. Usually, the nonlinear equations are presented by nonlinear partial differential equations, that can be received as conditions for the compatibility of two linear differentіal equations, named the Lax pairs. The presence of the Lax pair determines integrability for the nonlinear partial differentіal equation. Linked to this development was the realization that certаіn coherent structures, known as solіtons, which play a fundamental role in nonlinear phenomena as lattice dynamics, nonlinear optіcs, and fluіd mechanics. One of the famous equations is the nonlinear Schrödinger equation which is associated with various physical phenomena in nonlinear optics and Bose-Einstein condensates. This equation allows the Lax pair thus it is integrable. This work investigates nonlocal nonlinear Schrödinger-type equations with PT symmetry. Nonlocal nonlinear equations arise in various physical contexts as fluid dynamics, condensed matter physics, optics, and so on. We introduce the Lax pair formulation for the nonlocal nonlinear Schrödinger-type equations. The method of the Darboux transformation is applied to receive analytical solutions.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>уравнения типа Шрёдингера</kwd><kwd>преобразование Дарбу</kwd><kwd>нелокальность</kwd><kwd>пара Лакса</kwd><kwd>аналитическое решение</kwd><kwd>симметрия</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Schrodinger-type equations</kwd><kwd>Darboux transformation</kwd><kwd>nonlocal</kwd><kwd>Lax pair</kwd><kwd>analytical solution</kwd><kwd>symmetry</kwd></kwd-group><funding-group xml:lang="en"><funding-statement>This work is also supported by the Ministry of Science and Higher Education of the Republic of Kazakhstan, grant AP19675202</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Ablowitz M. and Segur H. Solitons and the Inverse Scattering Transform, 1981, 438 p. 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