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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">mathnas</journal-id><journal-title-group><journal-title xml:lang="ru">Труды Института математики НАН Беларуси</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the Institute of Mathematics of the NAS of Belarus</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1812-5093</issn><publisher><publisher-name>Институт математики НАН Беларуси</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">mathnas-64</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>АЛГЕБРА И ТЕОРИЯ ЧИСЕЛ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ALGEBRA AND NUMBER THEORY</subject></subj-group></article-categories><title-group><article-title>О норме Шаттена линейного отображения евклидовых пространств</article-title><trans-title-group xml:lang="en"><trans-title>On the Schatten norm of a linear map on Euclidean spaces</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>Курочкина</surname><given-names>Д. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kurochkina</surname><given-names>D. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><email xlink:type="simple">fpm.kurochkiDN@bsu.by</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Белорусский государственный университет</institution></aff><aff xml:lang="en"><institution>Belarusian State University</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>30</day><month>06</month><year>2025</year></pub-date><volume>33</volume><issue>1</issue><fpage>15</fpage><lpage>19</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Курочкина Д.Н., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Курочкина Д.Н.</copyright-holder><copyright-holder xml:lang="en">Kurochkina D.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://mathnas.ejournal.by/jour/article/view/64">https://mathnas.ejournal.by/jour/article/view/64</self-uri><abstract><p>Установлена связь нормы Шаттена линейного отображения A :V → Wевклидовых пространств размерностей n и m соответственно со средними степенными,порожденными длинами образов векторов ортонормированного базиса V.</p></abstract><trans-abstract xml:lang="en"><p>We find a connection between the Schatten norm of the linear mapping A :V → Wof Euclidean spaces of dimensions n and m, respectively, and the power means generated bythe lengths of the images of vectors of the orthonormal basis V.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>линейное отображение</kwd><kwd>евклидово пространство</kwd><kwd>сингулярные числа</kwd><kwd>ортогональная матрица</kwd><kwd>неравенство Иенсена</kwd><kwd>средние степенные</kwd><kwd>неравенство Адамара</kwd></kwd-group><kwd-group xml:lang="en"><kwd>linear map</kwd><kwd>Euclidean space</kwd><kwd>singular values</kwd><kwd>orthogonal matrix</kwd><kwd>Jensen's inequality</kwd><kwd>power means</kwd><kwd>Hadamard's inequality</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">Horn R., Johnson Ch. 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