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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 pub-id-type="doi">10.67268/1812-5093-2026-34-1s-142-147</article-id><article-id custom-type="edn" pub-id-type="custom">FLJSJT</article-id><article-id custom-type="elpub" pub-id-type="custom">mathnas-191</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>ДИФФЕРЕНЦИАЛЬНЫЕ УРАВНЕНИЯ, ДИНАМИЧЕСКИЕ СИСТЕМЫ И ОПТИМАЛЬНОЕ УПРАВЛЕНИЕ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>DIFFERENTIAL EQUATIONS, DYNAMIC SYSTEMS AND OPTIMAL CONTROL</subject></subj-group></article-categories><title-group><article-title>Относительная управляемость непрерывной системы с запаздыванием по состоянию и ее дискретного аналога</article-title><trans-title-group xml:lang="en"><trans-title>Relative controlability of a continuous system with state delay and its discrete analogue</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>Крахотко</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Krakhotko</surname><given-names>V. V.</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">Krakhotko46@bk.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>Размыслович</surname><given-names>Г. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Razmyslovich</surname><given-names>G. P.</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">razmysl@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><country>Беларусь</country></aff><aff xml:lang="en"><institution>Belarusian State University</institution><country>Belarus</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2026</year></pub-date><pub-date pub-type="epub"><day>07</day><month>11</month><year>2026</year></pub-date><volume>34</volume><issue>1s</issue><fpage>143</fpage><lpage>147</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Крахотко В.В., Размыслович Г.П., 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Крахотко В.В., Размыслович Г.П.</copyright-holder><copyright-holder xml:lang="en">Krakhotko V.V., Razmyslovich G.P.</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/191">https://mathnas.ejournal.by/jour/article/view/191</self-uri><abstract><p>Доказан критерий относительной управляемости линейной стационарной системы с постоянным запаздыванием по состоянию и ее дискретного аналога при помощи предельного перехода от дискретной системы к непрерывной. Указаны отличия определяющих уравнений непрерывной и дискретной систем. </p></abstract><trans-abstract xml:lang="en"><p>A criterion for the relative controllability of a linear time-invariant system with constant delay as well as its discrete-time analog is established by means of a limiting transition from the discrete-time system to the continuous-time one. The differences between the governing equations for the continuous-time and discrete-time systems are identified.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>управляемость</kwd><kwd>линейные системы</kwd><kwd>системы с запаздыванием по состоянию</kwd><kwd>дискретные системы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>controllability</kwd><kwd>linear systems</kwd><kwd>systems with delay on state</kwd><kwd>discrete systems</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">Крахотко В. В., Игнатенко В. В. Об одном доказательстве критерия относительной управляемости для систем с запаздыванием // Вестник БГУ. Сер. 1. 1977. № 3. C. 64–65.</mixed-citation><mixed-citation xml:lang="en">Krakhotko V. V., Ignatenko V, V. On a proof of the criterion relative controllability systems with delay. Vestnik BSU, 1977, vol. 1, no. 3, pp. 64–65 (in Russian).</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Крахотко В. В., Габасов Р., Кириллова Ф. М., Минюк С. А. Теория управляемости линейных дискретных систем. III. Системы с последействием //Дифференц. уравн. 1972. Т. 8, № 7. С. 1284–1291.</mixed-citation><mixed-citation xml:lang="en">Krakhotko V. V., Gabasov R. F., Kirillova F. M., Minyik S. A. Theory controllability linear discrete systems. III Systems with consequence. Differen. equations, 1972, vol. 8, no. 7, pp. 1284–1291 (in Russian).</mixed-citation></citation-alternatives></ref><ref id="cit3"><label>3</label><citation-alternatives><mixed-citation xml:lang="ru">Шкляр Б. Ш. К проблеме относительной управляемости систем с отклоняющимся аргументом нейтрального типа. // Дифференц. уравн. 1974. Т. X, № 8. С. 1443–1450.</mixed-citation><mixed-citation xml:lang="en">Shklyar B. Sh. On problem of relative controllability systems with deviating argument of neutral type. Differen. equations, 1974, vol. X, no. 8, pp. 1443–1450 (in Russian).</mixed-citation></citation-alternatives></ref><ref id="cit4"><label>4</label><citation-alternatives><mixed-citation xml:lang="ru">Габасов Р. Ф., Кириллова Ф. М. Оптимизация линейных систем. Мн.: БГУ, 1973. 248 c.</mixed-citation><mixed-citation xml:lang="en">Gabasov R. F., Kirillova F. M. Optimization Linears System. Minsk, BSU, 1973. 248 p. (in Russian).</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>
