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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">najo</journal-id><journal-title-group><journal-title xml:lang="en">Nanosystems: Physics, Chemistry, Mathematics</journal-title><trans-title-group xml:lang="ru"><trans-title>Наносистемы: физика, химия, математика</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2220-8054</issn><issn pub-type="epub">2305-7971</issn><publisher><publisher-name>Университет ИТМО</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.17586/2220-8054-2022-13-1-24-29</article-id><article-id custom-type="elpub" pub-id-type="custom">najo-211</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></article-categories><title-group><article-title>On the construction of de Branges spaces for dynamical systems associated with finite Jacobi matrices</article-title><trans-title-group xml:lang="ru"><trans-title></trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="western" xml:lang="en"><surname>Mikhaylov</surname><given-names>A. S.</given-names></name></name-alternatives><email xlink:type="simple">mikhaylov@pdmi.ras.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="western" xml:lang="en"><surname>Mikhaylov</surname><given-names>V. S.</given-names></name></name-alternatives><email xlink:type="simple">vsmikhaylov@pdmi.ras.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff xml:lang="en" id="aff-1"><institution>St. Petersburg Department of V. A. Steklov Institute of Mathematics of the Russian Academy of Sciences; St. Petersburg State University</institution><country>Russian Federation</country></aff><aff xml:lang="en" id="aff-2"><institution>St. Petersburg State University</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>06</day><month>06</month><year>2025</year></pub-date><volume>13</volume><issue>1</issue><fpage>24</fpage><lpage>29</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Mikhaylov A.S., Mikhaylov V.S., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Mikhaylov A.S., Mikhaylov V.S.</copyright-holder><copyright-holder xml:lang="en">Mikhaylov A.S., Mikhaylov V.S.</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://nanojournal.ifmo.ru/jour/article/view/211">https://nanojournal.ifmo.ru/jour/article/view/211</self-uri><abstract><p>We consider dynamical systems with boundary control associated with finite Jacobi matrices. Using the method previously developed by the authors, we associate with these systems special Hilbert spaces of analytic functions (de Branges spaces).</p></abstract><kwd-group xml:lang="en"><kwd>Boundary control method</kwd><kwd>Krein equations</kwd><kwd>Jacobi matrices</kwd><kwd>de Branges spaces</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">Mikhaylov A.S., Mikhaylov V.S. Dynamic inverse problem for a Krein-Stieltjes string. Applied Mathematics Letters, 2019, 96, P. 195-210.</mixed-citation><mixed-citation xml:lang="en">Mikhaylov A.S., Mikhaylov V.S. Dynamic inverse problem for a Krein-Stieltjes string. Applied Mathematics Letters, 2019, 96, P. 195-210.</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Mikhaylov A.S., Mikhaylov V.S. Inverse dynamic problem for finite Jacobi matrices. Journal of Inverse and Ill-Posed problems, 2021, 29(4), P. 611-628.</mixed-citation><mixed-citation xml:lang="en">Mikhaylov A.S., Mikhaylov V.S. Inverse dynamic problem for finite Jacobi matrices. Journal of Inverse and Ill-Posed problems, 2021, 29(4), P. 611-628.</mixed-citation></citation-alternatives></ref><ref id="cit3"><label>3</label><citation-alternatives><mixed-citation xml:lang="ru">Belishev M.I. Boundary control and inverse problems: a one-dimensional version of the boundary control method. Zap. Nauchn. Sem. S.-Peterburg. Otdel. Mat. Inst. Steklov. (POMI), 2008, 354, P. 19-80 (in Russian); English translation: J. Math. Sci. (N. Y.), 2008, 155(3), P. 343-378.</mixed-citation><mixed-citation xml:lang="en">Belishev M.I. Boundary control and inverse problems: a one-dimensional version of the boundary control method. Zap. Nauchn. Sem. S.-Peterburg. Otdel. Mat. Inst. Steklov. (POMI), 2008, 354, P. 19-80 (in Russian); English translation: J. Math. Sci. (N. Y.), 2008, 155(3), P. 343-378.</mixed-citation></citation-alternatives></ref><ref id="cit4"><label>4</label><citation-alternatives><mixed-citation xml:lang="ru">Belishev M.I. Recent progress in the boundary control method. Inverse Problems, 2007, 23(5), P. R1-R67.</mixed-citation><mixed-citation xml:lang="en">Belishev M.I. Recent progress in the boundary control method. Inverse Problems, 2007, 23(5), P. R1-R67.</mixed-citation></citation-alternatives></ref><ref id="cit5"><label>5</label><citation-alternatives><mixed-citation xml:lang="ru">Louis de Branges. Hilbert space of entire functions. Prentice-Hall, NJ, 1968.</mixed-citation><mixed-citation xml:lang="en">Louis de Branges. Hilbert space of entire functions. Prentice-Hall, NJ, 1968.</mixed-citation></citation-alternatives></ref><ref id="cit6"><label>6</label><citation-alternatives><mixed-citation xml:lang="ru">Dym H., McKean H.P. Gaussian processes, function theory, and the inverse spectral problem. Academic Press, New York etc., 1976.</mixed-citation><mixed-citation xml:lang="en">Dym H., McKean H.P. Gaussian processes, function theory, and the inverse spectral problem. Academic Press, New York etc., 1976.</mixed-citation></citation-alternatives></ref><ref id="cit7"><label>7</label><citation-alternatives><mixed-citation xml:lang="ru">Romanov R.V. Canonical systems and de Branges spaces http://arxiv.org/abs/1408.6022.</mixed-citation><mixed-citation xml:lang="en">Romanov R.V. Canonical systems and de Branges spaces http://arxiv.org/abs/1408.6022.</mixed-citation></citation-alternatives></ref><ref id="cit8"><label>8</label><citation-alternatives><mixed-citation xml:lang="ru">Mikhaylov A.S., Mikhaylov V.S. Inverse dynamic problems for canonical systems and de Branges spaces. Nanosystems: Physics, Chemistry, Mathematics, 2018, 9(2), P. 215-224.</mixed-citation><mixed-citation xml:lang="en">Mikhaylov A.S., Mikhaylov V.S. Inverse dynamic problems for canonical systems and de Branges spaces. Nanosystems: Physics, Chemistry, Mathematics, 2018, 9(2), P. 215-224.</mixed-citation></citation-alternatives></ref><ref id="cit9"><label>9</label><citation-alternatives><mixed-citation xml:lang="ru">Mikhaylov A.S., Mikhaylov V.S. Boundary Control method and de Branges spaces. Schro¨dinger operator, Dirac system, discrete Schro¨dinger operator. Journal of Mathematical Analysis and Applications, 2018, 460(2), P. 927-953.</mixed-citation><mixed-citation xml:lang="en">Mikhaylov A.S., Mikhaylov V.S. Boundary Control method and de Branges spaces. Schro¨dinger operator, Dirac system, discrete Schro¨dinger operator. Journal of Mathematical Analysis and Applications, 2018, 460(2), P. 927-953.</mixed-citation></citation-alternatives></ref><ref id="cit10"><label>10</label><citation-alternatives><mixed-citation xml:lang="ru">Mikhaylov A.S., Mikhaylov V.S. Hilbert spaces of functions associated with Jacobi matrices. IEEE Proceedings of Days on Diffraction, 2021.</mixed-citation><mixed-citation xml:lang="en">Mikhaylov A.S., Mikhaylov V.S. Hilbert spaces of functions associated with Jacobi matrices. IEEE Proceedings of Days on Diffraction, 2021.</mixed-citation></citation-alternatives></ref><ref id="cit11"><label>11</label><citation-alternatives><mixed-citation xml:lang="ru">Akhiezer N.I. The classical moment problem. Oliver and Boyd, Edinburgh, 1965.</mixed-citation><mixed-citation xml:lang="en">Akhiezer N.I. The classical moment problem. Oliver and Boyd, Edinburgh, 1965.</mixed-citation></citation-alternatives></ref><ref id="cit12"><label>12</label><citation-alternatives><mixed-citation xml:lang="ru">Mikhaylov A.S., Mikhaylov V.S. Dynamic inverse problem for Jacobi matrices. Inverse Problems and Imaging, 2019, 13(3), P. 431-447.</mixed-citation><mixed-citation xml:lang="en">Mikhaylov A.S., Mikhaylov V.S. Dynamic inverse problem for Jacobi matrices. Inverse Problems and Imaging, 2019, 13(3), P. 431-447.</mixed-citation></citation-alternatives></ref><ref id="cit13"><label>13</label><citation-alternatives><mixed-citation xml:lang="ru">Mikhaylov A.S., Mikhaylov V.S. Inverse problem for dynamical system associated with Jacobi matrices and classical moment problems. Journal of Mathematical Analysis and Applications, 2020, 487(1).</mixed-citation><mixed-citation xml:lang="en">Mikhaylov A.S., Mikhaylov V.S. Inverse problem for dynamical system associated with Jacobi matrices and classical moment problems. Journal of Mathematical Analysis and Applications, 2020, 487(1).</mixed-citation></citation-alternatives></ref><ref id="cit14"><label>14</label><citation-alternatives><mixed-citation xml:lang="ru">Belishev M.I. Boundary control in reconstruction of manifolds and metrics (the BC method). Inverse Problems, 1997, 13(5), P. R1-R45.</mixed-citation><mixed-citation xml:lang="en">Belishev M.I. Boundary control in reconstruction of manifolds and metrics (the BC method). Inverse Problems, 1997, 13(5), P. R1-R45.</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>
