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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="en"><front><journal-meta><journal-id journal-id-type="publisher-id">chemicallytech</journal-id><journal-title-group><journal-title xml:lang="en">Fine Chemical Technologies</journal-title><trans-title-group xml:lang="ru"><trans-title>Тонкие химические технологии</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2410-6593</issn><issn pub-type="epub">2686-7575</issn><publisher><publisher-name>MIREA – Russian Technological University (RTU MIREA).</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.32362/2410-6593-2016-11-1-75-78</article-id><article-id custom-type="elpub" pub-id-type="custom">chemicallytech-11</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="en"><subject>MATHEMATICAL METHODS AND INFORMATION SYSTEMS IN CHEMICAL TECHNOLOGY</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>МАТЕМАТИЧЕСКИЕ МЕТОДЫ И ИНФОРМАЦИОННЫЕ СИСТЕМЫ В ХИМИЧЕСКОЙ ТЕХНОЛОГИИ</subject></subj-group></article-categories><title-group><article-title>ABOUT SOME SUPPLEMENTARY POSSIBILITY FOR NUMERICAL SOLUTION OF PARTIAL DIFFERENTIAL EQUATIONS</article-title><trans-title-group xml:lang="ru"><trans-title>О ДОПОЛНИТЕЛЬНОЙ ВОЗМОЖНОСТИ ДЛЯ ЧИСЛЕННОГО РЕШЕНИЯ ДИФФЕРЕНЦИАЛЬНЫХ УРАВНЕНИЙ В ЧАСТНЫХ ПРОИЗВОДНЫХ</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>Чаадаев</surname><given-names>А. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Chaadaev</surname><given-names>A. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>инженер-исследователь</p><p>Москва, 119991 Россия</p></bio><bio xml:lang="en"><p>Moscow, 119991 Russia</p></bio><email xlink:type="simple">vdcentr@rambler.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт элементоорганических соединений им. А.Н. Несмеянова РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A.N. Nesmeyanov Institute of Organoelement Compounds of the Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2016</year></pub-date><pub-date pub-type="epub"><day>28</day><month>02</month><year>2016</year></pub-date><volume>11</volume><issue>1</issue><fpage>75</fpage><lpage>78</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Chaadaev A.B., 2016</copyright-statement><copyright-year>2016</copyright-year><copyright-holder xml:lang="ru">Чаадаев А.Б.</copyright-holder><copyright-holder xml:lang="en">Chaadaev A.B.</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.finechem-mirea.ru/jour/article/view/11">https://www.finechem-mirea.ru/jour/article/view/11</self-uri><abstract><p>A substitution of an non-homogeneous term and of a differential operator by the difference of Laplace operators in the direct co-ordinate system and in the turned one in the partial differential equations of first, second and third order is proposed. The numerical solution obtained by solving the substituting equation corresponds to the exact solution of the initial equations.</p></abstract><trans-abstract xml:lang="ru"><p>В дифференциальных уравнениях первого, второго и третьего порядков с граничными условиями, соответствующими их точным решениям, произведена замена неоднородного члена и дифференциального оператора соответствующего порядка на разность операторов Лапласа в прямой и повёрнутой системах координат. Численное решение, полученное при решении уравнения-заменителя, соответствует точному решению исходных уравнений.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>уравнение Пуассона</kwd><kwd>дифференциальное уравнение в частных производных</kwd><kwd>краевая задача</kwd><kwd>разность операторов Лапласа</kwd><kwd>повёрнутая система координат</kwd><kwd>метод установления</kwd><kwd>уравнение-заменитель</kwd><kwd>оператор Милна</kwd><kwd>структура функции</kwd><kwd>компьютерное моделирование</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Poisson equation</kwd><kwd>partial differential equation</kwd><kwd>boundary value problem</kwd><kwd>difference of Laplace operator</kwd><kwd>turned co-ordinate system</kwd><kwd>method of transition to a steady state</kwd><kwd>substituting equation</kwd><kwd>Milne operator</kwd><kwd>structure of function</kwd><kwd>computer simulation</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">Канторович Л.В., Крылов В.И. 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Vol. 8. № 2. P. 101–102 (in Russ.).</mixed-citation></citation-alternatives></ref><ref id="cit4"><label>4</label><citation-alternatives><mixed-citation xml:lang="ru">Милн В.Е. Численное решение дифференциальных уравнений. М.: Изд-во ИЛ, 1955. 143 с.</mixed-citation><mixed-citation xml:lang="en">Miln W.E. Chislennoe reshenie differencialnyh uravntnii [Numerical solution of differential equations]. Moscow.: Izdatelstvo inostrannoi literatury, 1955. 143 p. (in Russ.).</mixed-citation></citation-alternatives></ref></ref-list><fn-group><fn fn-type="conflict"><p>The authors declare that there are no conflicts of interest present.</p></fn></fn-group></back></article>
