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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Contemporary Mathematics. Fundamental Directions</journal-id><journal-title-group><journal-title xml:lang="en">Contemporary Mathematics. Fundamental Directions</journal-title><trans-title-group xml:lang="ru"><trans-title>Современная математика. Фундаментальные направления</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2413-3639</issn><issn publication-format="electronic">2949-0618</issn><publisher><publisher-name xml:lang="en">Peoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">24423</article-id><article-id pub-id-type="doi">10.22363/2413-3639-2020-66-2-157-159</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>New Results</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Новые результаты</subject></subj-group><subj-group subj-group-type="article-type"><subject>Miscellaneous</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Nikolay Dmitrievich Kopachevsky. March 25, 1940 - May 18, 2020</article-title><trans-title-group xml:lang="ru"><trans-title>Николай Дмитриевич Копачевский. 25 марта 1940 г. - 18 мая 2020 г.</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name><surname>-</surname><given-names>-</given-names></name><email>-</email></contrib></contrib-group><pub-date date-type="pub" iso-8601-date="2020-12-15" publication-format="electronic"><day>15</day><month>12</month><year>2020</year></pub-date><volume>66</volume><issue>2</issue><issue-title xml:lang="en">Proceedings of the Crimean Autumn Mathematical School-Symposium</issue-title><issue-title xml:lang="ru">Труды Крымской осенней математической школы-симпозиума</issue-title><fpage>157</fpage><lpage>159</lpage><history><date date-type="received" iso-8601-date="2020-08-25"><day>25</day><month>08</month><year>2020</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2020, Contemporary Mathematics. Fundamental Directions</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2020, Современная математика. Фундаментальные направления</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="en">Contemporary Mathematics. Fundamental Directions</copyright-holder><copyright-holder xml:lang="ru">Современная математика. Фундаментальные направления</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/></permissions><self-uri xlink:href="https://journals.rudn.ru/CMFD/article/view/24423">https://journals.rudn.ru/CMFD/article/view/24423</self-uri><abstract xml:lang="en"> </abstract><trans-abstract xml:lang="ru"> </trans-abstract></article-meta></front><body></body><back><ref-list/></back></article>
