Authors: Vyacheslav Pivovarchik

Superior Title: Opuscula Mathematica, Vol 42, Iss 3, Pp 427-437 (2022)

Subject Terms: sturm-liouville equation, eigenvalue, equilateral tree, star graph, dirichlet boundary condition, neumann boundary condition, Applied mathematics. Quantitative methods, T57-57.97

File Description: electronic resource

Relation: https://www.opuscula.agh.edu.pl/vol42/3/art/opuscula_math_4219.pdf; https://doaj.org/toc/1232-9274

Access URL: https://doaj.org/article/1b419a0f9f174e2bb1463105dc13c6a4

Authors: Анастасія Ігорівна Дудко, Vyacheslav Pivovarchik

Superior Title: Pracì Mìžnarodnogo Geometričnogo Centru, Vol 14, Iss 1, Pp 1-18 (2021)

Subject Terms: neumann boundary condition, dirichlet boundary condition, balance of forces condition, eigenvalues, spectrum, stieltjes function., Mathematics, QA1-939

File Description: electronic resource

Relation: https://journals.onaft.edu.ua/index.php/geometry/article/view/1783; https://doaj.org/toc/2072-9812; https://doaj.org/toc/2409-8906

Access URL: https://doaj.org/article/c69db3a554d147ed80d436ed66c83e3e

Authors: Anastasia Dudko, Vyacheslav Pivovarchik

Superior Title: Pracì Mìžnarodnogo Geometričnogo Centru, Vol 12, Iss 1, Pp 41-55 (2019)

Subject Terms: Stieltjes string equation, Neumann conditions, Mathematics, QA1-939

File Description: electronic resource

Relation: //journals.onaft.edu.ua/index.php/geometry/article/view/1367; https://doaj.org/toc/2072-9812; https://doaj.org/toc/2409-8906

Access URL: https://doaj.org/article/479923d2bcb248c885337c5a60e49a1c

Authors: Olga Boyko, Olga Martynyuk, Vyacheslav Pivovarchik

Superior Title: Opuscula Mathematica, Vol 38, Iss 4, Pp 483-500 (2018)

Subject Terms: quadratic operator pencil, gyroscopic force, eigenvalues, algebraic multiplicity, Applied mathematics. Quantitative methods, T57-57.97

File Description: electronic resource

Relation: http://www.opuscula.agh.edu.pl/vol38/4/art/opuscula_math_3822.pdf; https://doaj.org/toc/1232-9274

Access URL: https://doaj.org/article/1bbab39249be432c9f01646c382d0edd

Authors: Manfred Moller, Vyacheslav Pivovarchik

Superior Title: Electronic Journal of Differential Equations, Vol 2017, Iss 287,, Pp 1-18 (2017)

Subject Terms: String problem, viscous damping, Robin boundary condition, generalized Regge boundary condition, spectral asymptotics, inverse problems, Mathematics, QA1-939

File Description: electronic resource

Relation: http://ejde.math.txstate.edu/Volumes/2017/287/abstr.html; https://doaj.org/toc/1072-6691

Access URL: https://doaj.org/article/6fae5e58c3624b48be081c689d5292c0

Authors: Olga Boyko, Olga Martinyuk, Vyacheslav Pivovarchik

Superior Title: Opuscula Mathematica, Vol 36, Iss 3, Pp 301-314 (2016)

Subject Terms: spectrum, eigenvalue, Dirichlet boundary condition, Neumann boundary condition, Marchenko equation, Nevanlinna function, Applied mathematics. Quantitative methods, T57-57.97

File Description: electronic resource

Relation: http://www.opuscula.agh.edu.pl/vol36/3/art/opuscula_math_3618.pdf; https://doaj.org/toc/1232-9274

Access URL: https://doaj.org/article/6ad4fca476c8428bbd608e5c1b5d64f5

Authors: Olga Boyko, Vyacheslav Pivovarchik

Superior Title: Opuscula Mathematica, Vol 35, Iss 2, Pp 143-159 (2015)

Subject Terms: damping, Dirichlet boundary condition, point mass, Hermite-Biehler polynomial, continued fraction, eigenvalues, Applied mathematics. Quantitative methods, T57-57.97

File Description: electronic resource

Relation: http://www.opuscula.agh.edu.pl/vol35/2/art/opuscula_math_3510.pdf; https://doaj.org/toc/1232-9274

Access URL: https://doaj.org/article/0fc775fc606e4bb588ce43b0c7038b9e

Authors: Vyacheslav Pivovarchik, Robert Carlson

Superior Title: Electronic Journal of Differential Equations, Vol 2007, Iss 142, Pp 1-9 (2007)

Subject Terms: Inverse eigenvalue problem, quantum graph, Mathematics, QA1-939

File Description: electronic resource

Relation: http://ejde.math.txstate.edu/Volumes/2007/142/abstr.html; https://doaj.org/toc/1072-6691

Access URL: https://doaj.org/article/7e0396cde09e44379c8daa1ebdc976ad

Authors: Vyacheslav Pivovarchik

Superior Title: Opuscula Mathematica, Vol 25, Iss 1, Pp 131-137 (2005)

Subject Terms: sine-type function, Lagrange interpolation series, Dirichlet boundary value problem, Dirichlet-Neumann boundary value problem, Applied mathematics. Quantitative methods, T57-57.97

File Description: electronic resource

Relation: http://www.opuscula.agh.edu.pl/vol25/1/art/opuscula_math_2506.pdf; https://doaj.org/toc/1232-9274

Access URL: https://doaj.org/article/8ba5c88034774d15a2849e10720d6203

Authors: TIEZHENG LI, VYACHESLAV PIVOVARCHIK, GUANGSHENG WEI

Superior Title: Operators & Matrices; Dec2022, Vol. 16 Issue 4, p989-1004, 16p

Subject Terms: INVERSE problems, BOUNDARY value problems, STURM-Liouville equation

Authors: Jeff Cash, Georg Kitzhofer, Othmar Koch, Gerald Moore, Samuel Ferraz-leite, Dirk Praetorius, Stefan Funken, Vyacheslav Pivovarchik, Harald Woracek, Daniel Matthes, Jens Markus Melenk, Stefan Sauter, Anton Arnold, Francao Fagnola, Lukas Neumann, Simple Error Estimators

Contributors: The Pennsylvania State University CiteSeerX Archives

Superior Title: http://www.asc.tuwien.ac.at/preprint/2008/asc22x2008.pdf.

File Description: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.615.3849; http://www.asc.tuwien.ac.at/preprint/2008/asc22x2008.pdf

Availability: http://www.asc.tuwien.ac.at/preprint/2008/asc22x2008.pdf

Authors: Bilgehan Karabay, Gernot Pulverer, Othmar Koch, Matthias Langer, Harald Woracek, Daniel Matthes, Christoph Erath, Stefan Funken, Dirk Praetorius, Ewa B. Weinmüller, Anton Baranov, Vyacheslav Pivovarchik

Contributors: The Pennsylvania State University CiteSeerX Archives

Superior Title: http://www.asc.tuwien.ac.at/preprint/2008/asc06x2008.pdf.

File Description: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.519.6754; http://www.asc.tuwien.ac.at/preprint/2008/asc06x2008.pdf

Availability: http://www.asc.tuwien.ac.at/preprint/2008/asc06x2008.pdf

Authors: Cornelis van der Mee, Vjacheslav Pivovarchik

Superior Title: Opuscula Mathematica, Vol 25, Iss 2, Pp 243-260 (2005)

Subject Terms: damped vibrations, inhomogeneous strings, quadratic operator pencil, Hermite-Biehler functions, Applied mathematics. Quantitative methods, T57-57.97

Relation: http://www.opuscula.agh.edu.pl/vol25/2/art/opuscula_math_2515.pdf; https://doaj.org/toc/1232-9274; https://doaj.org/article/91f585ccb3074049a248157b08cdf242

Availability: https://doaj.org/article/91f585ccb3074049a248157b08cdf242

Authors: Vjacheslav Pivovarchik, Cornelis Van Der Mee

Contributors: The Pennsylvania State University CiteSeerX Archives

Superior Title: http://krein.unica.it/~cornelis/RICERCA/PAPERS/132.pdf.

File Description: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.156.6583; http://krein.unica.it/~cornelis/RICERCA/PAPERS/132.pdf

Availability: http://krein.unica.it/~cornelis/RICERCA/PAPERS/132.pdf

Authors: Manfred Möller, Vyacheslav Pivovarchik

Resource Type: eBook.

Subjects: Difference equations, Functional equations, Operator theory, Algebras, Linear

Categories: MATHEMATICS / Functional Analysis, MATHEMATICS / Algebra / Linear, MATHEMATICS / Differential Equations / General

Authors: Manfred Möller, Vyacheslav Pivovarchik

Resource Type: eBook.

Subjects: Spectral theory (Mathematics), Polynomial operator pencils

Categories: MATHEMATICS / Functional Analysis, MATHEMATICS / Differential Equations / General, SCIENCE / Physics / Mathematical & Computational

Authors: Robert Carlson, Vyacheslav Pivovarchik

Contributors: The Pennsylvania State University CiteSeerX Archives

Superior Title: http://ejde.math.txstate.edu/Volumes/2007/142/carlson.pdf.

File Description: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.390.5138; http://ejde.math.txstate.edu/Volumes/2007/142/carlson.pdf

Availability: http://ejde.math.txstate.edu/Volumes/2007/142/carlson.pdf

Authors: Olga Boyko, Vyacheslav Pivovarchik

Contributors: The Pennsylvania State University CiteSeerX Archives

Superior Title: http://mfat.imath.kiev.ua/html/papers/2008/1/bo_pi/art.pdf.

File Description: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.583.8110; http://mfat.imath.kiev.ua/html/papers/2008/1/bo_pi/art.pdf

Availability: http://mfat.imath.kiev.ua/html/papers/2008/1/bo_pi/art.pdf

Authors: Vyacheslav Pivovarchik, Harald Woracek, Henrik Winkler, Gernot Pulverer, Ewa B. Weinmüller, Roberta Bosi, Jean Dolbeault, Maria J. Esteban, Xavier Antoine, Anton Arnold, Christophe Besse, Matthias Ehrhardt, Tino Eibner, Jens Markus Melenk, Stephan Gadau, Winfried Auzinger, Herbert Lehner, Georg Kitzhofer, Othmar Koch

Contributors: The Pennsylvania State University CiteSeerX Archives

Superior Title: http://www.asc.tuwien.ac.at/~funkana/woracek/reports/2007x29_shhb.pdf.

Subject Terms: Pontryagin space, de Brang

File Description: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.630.4349; http://www.asc.tuwien.ac.at/~funkana/woracek/reports/2007x29_shhb.pdf

Availability: http://www.asc.tuwien.ac.at/~funkana/woracek/reports/2007x29_shhb.pdf

Authors: Vyacheslav Pivovarchik

Contributors: The Pennsylvania State University CiteSeerX Archives

Superior Title: http://www.asc.tuwien.ac.at/~funkana/woracek/papers/shhb.pdf.

Subject Terms: Pontryagin space, de Branges space, bound- ary value problem

File Description: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.620.4387; http://www.asc.tuwien.ac.at/~funkana/woracek/papers/shhb.pdf

Availability: http://www.asc.tuwien.ac.at/~funkana/woracek/papers/shhb.pdf