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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">matatecs</journal-id><journal-title-group><journal-title xml:lang="ru">Математика и теоретические компьютерные науки</journal-title><trans-title-group xml:lang="en"><trans-title>Mathematics and Theoretical Computer Science</trans-title></trans-title-group></journal-title-group><issn pub-type="epub">2949-3919</issn><publisher><publisher-name>Казанский (Приволжский) федеральный университет</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.26907/2949-3919.2024.2.70-83</article-id><article-id custom-type="elpub" pub-id-type="custom">matatecs-45</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>К теории H-собранных пространств. II</article-title><trans-title-group xml:lang="en"><trans-title>To the theory of H-sober spaces. II</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>Кудряшова</surname><given-names>М. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Kudryashova</surname><given-names>M. I.</given-names></name></name-alternatives><bio xml:lang="ru"><sec><title>Мария Игоревна Кудряшова </title><p>ул. Пирогова, д. 1, г. Новосибирск, 630090</p></sec></bio><bio xml:lang="en"><sec><title>Maria Igorevna Kudryashova</title><p>1 Pirogov str., Novosibirsk 630090, Russia</p></sec></bio><email xlink:type="simple">m.kudryashova@g.nsu.ru</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>Швидефски</surname><given-names>М. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Schwidefsky</surname><given-names>M V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Марина Владимировна Швидефски</p><p>ул. Кремлевская, д. 18, г. Казань, 420008; ул. Пирогова, д. 1, г. Новосибирск, 630090; пр. Акад. Коптюга, д. 4, г. Новосибирск, 630090</p></bio><bio xml:lang="en"><sec><title>Marina Vladimirovna Schwidefsky</title><p>18 Kremlyovskaya str., Kazan 420008, Russia; 1 Pirogov str., Novosibirsk 630090, Russia; 4 Acad. Koptyug Ave., Novosibirsk 630090, Russia</p></sec></bio><email xlink:type="simple">m.schwidefsky@g.nsu.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Новосибирский национальный исследовательский государственный университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Novosibirsk State University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Казанский (Приволжский) федеральный университет; &#13;
Новосибирский национальный исследовательский государственный университет; &#13;
Институт математики им. С.Л. Соболева СО РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kazan Federal University; &#13;
Novosibirsk State University; &#13;
Sobolev Institute of Mathematics SB RAS,</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>28</day><month>07</month><year>2024</year></pub-date><volume>2</volume><issue>2</issue><fpage>70</fpage><lpage>83</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Кудряшова М.И., Швидефски М.В., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Кудряшова М.И., Швидефски М.В.</copyright-holder><copyright-holder xml:lang="en">Kudryashova M.I., Schwidefsky M.V.</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://matatecs.elpub.ru/jour/article/view/45">https://matatecs.elpub.ru/jour/article/view/45</self-uri><abstract><p>Мы показываем, что обобщенные собрификации аппроксимационных пространств гомеоморфны пространствам специальных базисных идеалов исходных пространств. Используя эту характеризацию, мы обобщаем ряд известных результатов о собрификациях аппроксимационных пространств.</p></abstract><trans-abstract xml:lang="en"><p>We show that generalized sobrifications of approximation spaces are homeomorphic to spaces of special basic ideals of the given spaces. Using this characterization, we generalize a series of known results on sobrifications of approximation spaces.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>аппроксимационное пространство</kwd><kwd>собранное пространство</kwd><kwd>T0-пространство</kwd></kwd-group><kwd-group xml:lang="en"><kwd>approximation space</kwd><kwd>sober space</kwd><kwd>T0-space</kwd></kwd-group><funding-group><funding-statement xml:lang="en">The work is supported by the Russian Science Foundation, project no. 24-21-00227.</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">X. 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