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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">10.22405/2226-8383-2021-22-4-306-323</article-id><article-id custom-type="elpub" pub-id-type="custom">cheb-1146</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><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Article</subject></subj-group></article-categories><title-group><article-title>О кратных рациональных тригонометрических суммах над полем алгебраических чисел</article-title><trans-title-group xml:lang="en"><trans-title>On multiple rational trigonometric sums over a field of algebraic numbers</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>Чубариков</surname><given-names>Владимир Николаевич</given-names></name><name name-style="western" xml:lang="en"><surname>Chubarikov</surname><given-names>Vladimir Nikolaevich</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор физико-математических наук, профессор</p></bio><bio xml:lang="en"><p>doctor of physical and mathematical sciences, professor</p></bio><email xlink:type="simple">chubarik2020@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Московский государственный университет им. М. В. Ломоносова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>11</day><month>01</month><year>2022</year></pub-date><volume>22</volume><issue>4</issue><fpage>306</fpage><lpage>323</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Чубариков В.Н., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Чубариков В.Н.</copyright-holder><copyright-holder xml:lang="en">Chubarikov V.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/1146">https://www.chebsbornik.ru/jour/article/view/1146</self-uri><abstract><p>В работе описаны основные свойства полиномиальных сравнений по модулю идеала в кольце целых алгебраического числового поля, найдены оценки полных рациональных тригонометрических сумм от многочлена над алгебраическим полем, получены оценки сумм характеров Дирихле по модулю, равному степени простого идеала в алгебраическом поле, даны оценки кратных полных рациональных тригонометрических сумм от многочленов над алгебраическим полем.</p></abstract><trans-abstract xml:lang="en"><p>The paper describes the basic properties of polynomial comparisons modulo an ideal in the ring of integers of an algebraic number field, estimates of total rational trigonometric sums from a polynomial over an algebraic field are found, estimates of sums of Dirichlet characters modulo the degree of a prime ideal in an algebraic field are obtained, estimates of multiples of total rational trigonometric sums from polynomials over an algebraic field are given.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>тригонометрические суммы</kwd><kwd>метод И. М. Виноградова</kwd><kwd>метод Хуа Ло- кена</kwd><kwd>кольцо целых в алгебраическом числовом поле</kwd><kwd>полные рациональные тригонометри- ческие суммы над алгебраическим числовым полем</kwd><kwd>характеры Дирихле в алгебраических числовых полях</kwd><kwd>формула А. Г. Постникова для характеров Дирихле в алгебраическом по- ле.</kwd></kwd-group><kwd-group xml:lang="en"><kwd>trigonometric sums</kwd><kwd>I. M. Vinogradov method</kwd><kwd>Hua Lo-ken method</kwd><kwd>ring of integers in an algebraic number field</kwd><kwd>complete rational trigonometric sums over an algebraic number field</kwd><kwd>Dirichlet characters in algebraic number fields</kwd><kwd>A. G. Postnikov formula for Dirichlet characters in an algebraic field.</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">Виноградов, И. 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