Vyacheslav BOYKO

Address:
Department of Mathematical Physics
Institute of Mathematics
National Academy of Sciences of Ukraine
3 Tereshchenkivs'ka Street
01024 Kyiv-4
UKRAINE

Phone:
+380 (44) 234 63 22 (office)

Fax:
+380 (44) 235 20 10 (office)

E-mail: boyko@imath.kiev.ua

URL: https://www.imath.kiev.ua/~boyko/

Date of birth: 25.08.1970 (Khmelnytskyi region, Ukraine)

Nationality: Ukraine

Academic background:
D.Sc. in Math.: 2018, Institute of Mathematics, Kyiv,
Thesis "Generalized Casimir operators, singular reduction modules and symmetries of differential equations" (Consultant Professor R.O. Popovych)
Associate Professor: 2005, Institute of Mathematics, Kyiv
Ph.D. in Math.: 1995, Institute of Mathematics, Kyiv (Supervisor Professor W.I. Fushchych)
M.Sc. in Math.: 1992, Kyiv State University (Supervisor Professor W.I. Fushchych)

Professional Experience:
1995–till now
Junior Researcher, Researcher, Senior Researcher, Leading Researcher, Head of Department of Mathematical Physics of the Institute of Mathematics, Kyiv
1992–1995
Postgraduate Student, Institute of Mathematics, Kyiv (Supervisor Professor W.I. Fushchych)
February 2022 – till now
Head of Department of Mathematics, Kyiv Academic University
February 2019 – August 2022
Professor, Faculty of Physics and Mathematics, Igor Sikorsky Kyiv Polytechnic Institute
September 2005 – June 2006
Associate Professor, Department of Mathematical Physics, Faculty of Mechanics and Mathematics, Taras Shevchenko Kyiv National University
September 1992 – June 1997
Teacher of Mathematics, School N 263, Kyiv

Marital Status: married, daughter (born 1999) and son (born 2001)

Area of Expertise
Symmetry analysis of differential equations and applications, group theory, Lie algebras

Аспірантура у відділі математичної фізики Інституту математики НАН України

D.Sc. Candidates
Maryna Nesterenko, thesis: Realizations and contractions of Lie algebras, orbit-functions and quasicrystals (2021), Institute of Mathematics, NAS of Ukraine, Kyiv

PhD Students
Olexandra V. Lokazyuk (jointly with Professor R.O. Popovych), thesis: Realizations of Lie algebras on line and group classification of differential equations (2023), Institute of Mathematics, NAS of Ukraine, Kyiv
Vladyslav I. Zinenko, 2017–2021

Master Students
Sofiia T. Huraka, Group classification of differential equations: algebraic approach, Kyiv Academic University, 2022–2024.
Serhii D. Koval (jointly with Professor R.O. Popovych), Point and generalized symmetries of the heat equation, Kyiv Academic University, 2021–2023.
Kateryna V. Kravchuk (jointly with Professor M.M. Astaf'yeva), Differential invariants and Riccati-type systems, Borys Grinchenko Kyiv University, 2018–2021.
Olexandra V. Lokazyuk (jointly with Professor V.H. Samoilenko), Group classification of nonlinear heat equations, Borys Grinchenko Kyiv University, 2017–2018.

Awards and Grants
Grant of National Academy of Sciences of Ukraine for young scientists (2003–2004)
Scholarship of President of Ukraine for young scientists of National Academy of Sciences of Ukraine (2002–2004)
Prize of President of Ukraine for young scientists of National Academy of Sciences of Ukraine (2001)
Scholarship for young scientists of National Academy of Sciences of Ukraine (1997–1998)
AMS grant for graduate studies (1994–1995)

Referee
Acta Applicanda Mathematicae
Applicable Analysis and Discrete Mathematics
Applied Mathematics and Computation
Journal of Mathematical Analysis and Applications
Journal of Mathematical Physics
Journal of Physics A: Mathematical and Theoretical
Nonlinear Dynamics
Nonlinear Oscillations
Reports on Mathematical Physics
Ukrainian Mathematical Journal

Reviewer
Mathematical Review
Mathematical Zenterblatt

Participation at the International Conferences and Schools
9th Workshop Group Analysis of Differential Equations and Integrable Systems (June 10-14 2018, Larnaca, Cyprus)
8th Workshop Group Analysis of Differential Equations and Integrable Systems (June 12-17 2016, Larnaca, Cyprus)
7th Workshop Group Analysis of Differential Equations and Integrable Systems (June 15-19, 2014, Larnaca, Cyprus)
6th Workshop Group Analysis of Differential Equations and Integrable Systems (June 17-21, 2012, Protaras, Cyprus)
I–VIII International Conferences ''Symmetry in Nonlinear Mathematical Physics'' (Kyiv, Ukraine, 1995, 1997, 1999, 2001, 2003, 2005, 2007, 2009)
4th Workshop Group Analysis of Differential Equations and Integrable Systems (October 26–30, 2008, Protaras, Cyprus)
Classical and Quantum Integrable Systems (January 22–25, 2007, Dubna, Russia)
Classical and Quantum Integrable Systems (January 26–29, 2004, Dubna, Russia)
2-nd Winter school on Theoretical Physics (January 30 – February 7, 2004, Dubna, Russia)
Algebraic and analytical methods in the theory of differential equations (November 14-19, 1996, Orel, Russia)

Short Scientific Visits
Tianjin University of Technology (Tianjin, P.R. China, 04.12–11.12.2023)
Department of Mathematics, University of Vienna (Vienna, Austria, 01.08–13.08.2010)
Centre de Recherches Mathematiques, Universite de Montreal (Montreal, Canada, 03.09–03.10.2005, 29.01–29.03.2006, 4.10–4.12.2006)
Institute of Mathematics, University of Bialystok (Bialystok, Poland, 12.12–19.12.2004)
Department of Mathematics, Lulea University of Technology (Lulea, Sweden, 30.11–20.12.2000)

Editorial and Other Activities
Managing Editor of the refereed online journal SIGMA (Symmetry, Integrability and Geometry: Methods and Applications) (2005–till now)
Editor of Wilhelm Fushchych's memorial page
Co-editor of a number of volumes of Collection of Works of Institute of Mathematics and Proceedings of Institute of Mathematics
Copy-Editor of Journal of Nonlinear Mathematical Physics (1995–2003)
Copy-Editor of Proceedings of NAS of Ukraine (Dopovidi NAN Ukrainy)  (1996–1997)
Guest speaker on the General Meeting of NAS of Ukraine (May 2005)
Member of Commission on Questions of Reform of NAS of Ukraine (2005–2006)
Chairman of Young Scientists Board of the Institute of Mathematics (2002-2006)
Organization of the I–VIII International Conferences ''Symmetry in Nonlinear Mathematical Physics'' (Kyiv, Ukraine, 1995, 1997, 1999, 2001, 2003, 2005, 2007, 2009)

External Referee/Examiner of Ph.D. Thesis
Kyriakos Charalambous, University of Cyprus, Nicosia, 2013
Ibrar Hussain, National University of Sciences and Technology, Rawalpindi, Pakistan, 2009

External Referee of Master Thesis
Lada Atamanchuk-Anhel, Memorial University, Canada, 2019

Scholar Google Reseach Profile       Researcher ID

Publications

  1. Vinnichenko O.O., Boyko V.M. and Popovych R.O., Lie reductions and exact solutions of dispersionless Nizhnik equation, Anal. Math. Phys. 14 (2024), 82, 56 pp., arXiv:2308.03744.
  2. Boyko V.M., Lokaziuk O.V. and Popovych R.O., Admissible transformations and Lie symmetries of linear systems of second-order ordinary differential equations, J. Math. Anal. Appl. 539 (2024), 128543, 51 pp., arXiv:2105.05139.
  3. Boyko V.M., Popovych R.O. and Vinnichenko O.O., Point- and contact-symmetry pseudogroups of dispersionless Nizhnik equation, Commun. Nonlinear Sci. Numer. Simul. 132 (2024), 107915, 19 pp., arXiv:2211.09759.
  4. Boyko V.M., Lokaziuk O.V. and Popovych R.O., Realizations of Lie algebras on the line and the new group classification of (1+1)-dimensional generalized nonlinear Klein–Gordon equations, Anal. Math. Phys. 11 (2021), 127, 38 pp., arXiv:2008.05460.
  5. Boyko V.M., Kunzinger M. and Popovych R.O., Parameter-dependent linear ordinary differential equations and topology of domains, J. Differential Equations 284 (2021), 546–575, arXiv:1901.02059.
  6. Opanasenko S., Boyko V. and Popovych R.O., Enhanced group classification of nonlinear diffusion-reaction equations with gradient-dependent diffusion, J. Math. Anal. Appl. 484 (2020), 123739, 30 pp., arXiv:1804.08776.
  7. Boyko V.M. and Lokazyuk O.V., (1+1)-dimensional nonlinear evolution equations of the second order with maximal Lie symmetries, in Symmetry and Integrability of Equations of Mathematical Physics, Collection of Works of Institute of Mathematics, Kyiv 16 (2019), no. 1, 16–21 (in Ukrainian) [pdf].
  8. Vaneeva O., Boyko V., Zhalij A. and Sophocleous C., Classification of reduction operators and exact solutions of variable coefficient Newell-Whitehead-Segel equations, J. Math. Anal. Appl. 474 (2019), 264–275, arXiv:1809.05022.
  9. Boyko V.M., Kunzinger M. and Popovych R.O., Singular reduction modules of differential equations, J. Math. Phys. 57 (2016), 101503, 34 pp., arXiv:1201.3223.
  10. Boyko V.M., Popovych R.O. and Shapoval N.M., Equivalence groupoids of classes of linear ordinary differential equations and their group classification, J. Phys. Conf. Ser. 621 (2015), 012001, 17 pp., for extended and revised version see arXiv:1403.6062.
  11. Boyko V.M., Reduction of differential equations to algebraic one, Proceedings of Ukrainian Acad. of Sci., (2014), no. 3, 7–12 (in Ukrainian).
  12. Boyko V.M. and Popovych R.O., Conditional symmetries of the linear rod equation, Proceedings of Ukrainian Acad. of Sci., (2013), no. 9, 7–15 (in Ukrainian).
  13. Boyko V.M. and Popovych R.O., Reduction operators of the linear rod equation, Proceedings of 6th International Workshop "Group Analysis of Differential Equations and Integrable Systems" (June 17–21, 2012, Protaras, Cyprus), University of Cyprus, Nicosia, 2013, 17–29 [pdf].
  14. Boyko V.M., Popovych R.O. and Shapoval N.M., Lie symmetries of systems of second-order linear ordinary differential equations with constant coefficients, J. Math. Anal. Appl. 397 (2013), 434–440, arXiv:1203.0387.
  15. Boyko V.M. and Popovych R.O., Potential conservation laws of linear evolution equations with single potential, Proceedings of Ukrainian Acad. of Sci., 2012, N 4, 7–14 (in Ukrainian).
  16. Boyko V.M. and Popovych R.O., Simplest potential conservation laws of linear evolution equations, Proceedings of 5th Workshop "Group Analysis of Differential Equations and Integrable Systems" (June 6–10, 2010, Protaras, Cyprus), University of Cyprus, Nicosia, 2011, 28–39, arXiv:1008.4851.
  17. Boyko V.M. and Shapoval N.M., Extended symmetry analysis of a ''nonconservative Fokker-Plank equation'', Proceedings of 5th Workshop "Group Analysis of Differential Equations and Integrable Systems" (June 6–10, 2010, Protaras, Cyprus), University of Cyprus, Nicosia, 2011, 40–46, arXiv:1008.1405.
  18. Boyko V.M., Patera J. and Popovych R.O., Invariants of Lie algebras via moving frames, in Proceedings of 4th Workshop "Group Analysis of Differential Equations and Integrable Systems" (October 26-30, 2008, Protaras, Cyprus), University of Cyprus, Nicosia, 2009, 36–44, arXiv:0904.4462.
  19. Boyko V.M., Patera J. and Popovych R.O., Invariants of solvable Lie algebras with triangular nilradicals and diagonal nilindependent elements, Linear Algebra Appl., 2008, V.428, 834–854 (see arXiv:0706.2465).
  20. Boyko V.M., Patera J. and Popovych R.O., Invariants of triangular Lie algebras with one nilindependent diagonal element, J. Phys. A: Math. Theor., 2007, V.40, 9783–9792, arXiv:0705.2394.
  21. Boyko V.M., Patera J. and Popovych R.O., Invariants of triangular Lie algebras, J. Phys. A: Math. Theor., 2007, V.40, 7557–7572, arXiv:0704.0937.
  22. Boyko V.M., Patera J. and Popovych R.O., Invariants of Lie algebras with fixed structure of nilradicals, J. Phys. A: Math. Theor., 2007, V.40, N 1, 113–130, math-ph/0606045.
  23. Boyko V.M., Patera J. and Popovych R.O., Computation of invariants of Lie algebras by means of moving frames, J. Phys. A: Math. Gen., 2006, V.39, N 20, 5749–5762, for extended and revised version see math-ph/0602046.
  24. Boyko V.M., Symmetry, equivalence and integrable classes of Abel equations, in Symmetry and Integrability of Equations of Mathematical Physics (Dedicated to the 70-th Anniversary of Professor W.I. Fushchych), Collection of Works of Institute of Mathematics, Kyiv, 2006, V.3, N 2, 39–48, nlin.SI/0404020.
  25. Boyko V.M., Nonlocal symmetry and integrable classes of Abel equation, in Proceedings of Fifth International Conference ''Symmetry in Nonlinear Mathematical Physics'' (June 23–29, 2003, Kyiv), Editors A.G. Nikitin, V.M. Boyko, R.O. Popovych and I.A. Yehorchenko, Proceedings of Institute of Mathematics, Kyiv, 2004, V.50, Part 1, 47–51 [pdf].
  26. Popovych R.O., Boyko V.M., Nesterenko M.O. and Lutfullin M.V., Realizations of real low-dimensional Lie algebras, J. Phys. A: Math. Gen., 2003, V.36, N 26, 7337–7360, for extended and revised version see math-ph/0301029v7.
  27. Popovych R.O., Boyko V.M., Nesterenko M.O. and Lutfullin M.V., Realizations of real low-dimensional Lie algebras, math-ph/0301029v7, 39 pp. (essentially extended and revised version of paper J. Phys. A: Math. Gen., 2003, V.36, N 26, 7337–7360).
  28. Popovych R.O. and Boyko V.M., Differential invariants and application to Riccati-type systems, in Proceedings of Fourth International Conference ''Symmetry in Nonlinear Mathematical Physics'' (July 9–15, 2001, Kyiv), Editors A.G. Nikitin, V.M. Boyko and R.O. Popovych, Proceedings of Institute of Mathematics, Kyiv, 2002, V.43, Part 1, 184–193 [pdf] (see math-ph/0112057).
  29. Nesterenko M.O. and Boyko V.M., Realizations of indecomposable solvable 4-dimensional real Lie algebras, in Proceedings of Fourth International Conference ''Symmetry in Nonlinear Mathematical Physics'' (July 9–15, 2001, Kyiv), Editors A.G. Nikitin, V.M. Boyko and R.O. Popovych, Proceedings of Institute of Mathematics, Kyiv, 2002, V.43, Part 2, 474–477 [pdf].
  30. Popovych R.O. and Boyko V.M., Differential invariants of one-parameter group of local transformations: one independent variable, Nonlinear Oscilattions, 2002, V.5, N 2, 218–223 (in Ukrainian).
  31. Boyko V.M. and Popovych R.O., On differential invariants in the space of two variables, Proceedings of Ukrainian Acad. of Sci., 2001, N 5, 7–10 (in Ukrainian).
  32. Boyko V.M. and Popovych V.O., Group classification Galilei invariant equations of higher order, in Group and Analytic Methods in Mathematical Physics, Proceedings of Institute of Mathematics, Kyiv, 2001, V.36, 45–50 (in Ukrainian) [pdf].
  33. Boyko V.M. and Popovych R.O., Differential invariants of one-parameter Lie groups, in Group and Analytic Methods in Mathematical Physics, Proceedings of Institute of Mathematics, Kyiv, 2001, V.36, 51–62 (in Ukrainian) [pdf].
  34. Popovych R.O. and Boyko V.M., On group classification Galilei invariant equations of second order, in Book of Abstract of Ukrainian Mathematical Congress (August 22–24, 2001, Kyiv), Kyiv, Institute of Mathematics, Section 5 (Math. Phys.), 2001, 25–26 (in Ukrainian).
  35. Boyko V.M., On Galilei invariance of the continuity equation, in Proceedings of the Third International Conference ''Symmetry in Nonlinear Mathematical Physics'', Editors A.G. Nikitin and V.M. Boyko, Proceedings of Institute of Mathematics, Kyiv, 2000, V.30, Part 1, 99–102 [pdf].
  36. Popovych R.O. and Boyko V.M., Differential invariants of one-parameter group of local transformation and integration of Riccati equation, Vestn. Samar. Gos. Univ, 2000, V.18, N 4, 49–56 (in Russian) [ps].
  37. Boyko V.M. and Fushchych W.I., Lowering of order and general solutions of some classes of PDEs, Reports Math. Phys., 1998, V.42, N 3, 311–318 [pdf].
  38. Boyko V.M., Symmetry properties of some equations of hydrodynamic type, in Symmetry and Analytic Methods in Mathematical Physics, Proceedings of Institute of Mathematics, Kyiv, 1998, V.19, 32–42 (in Ukrainian) [pdf].
  39. Boyko V.M. and Tsyfra I.M., Lorentz-invariant continuity equations for the electromagnetic field, in Symmetry and Analytic Methods in Mathematical Physics, Proceedings of Institute of Mathematics, Kyiv, 1998, V.19, 43–47 (in Ukrainian) [pdf].
  40. Fushchych W.I. and Boyko V.M., Continuity equation in nonlinear quantum mechanics and the Galilei relativity principle, J. Nonlinear Math. Phys., 1997, V.4, N 1-2, 124–128 (see math-ph/0208016).
  41. Boyko V.M., On new generalizations of the Burgers and Korteweg-de Vries equations, in Proceedings of the Second International Conference ''Symmetry in Nonlinear Mathematical Physics. Memorial Prof. W. Fushchych Conference'', Editors M.I. Shkil, A.G. Nikitin and V.M. Boyko, Kyiv, Institute of Mathematics, 1997, V.1, 122–129 [pdf].
  42. Fushchych W.I. and Boyko V.M., Lowering the order and general solutions of some classes of equation of mathematical physics, Proceedings of Ukrainian Acad. of Sci., 1996, N 9, 43–48 (in Ukrainian) [pdf].
  43. Fushchych W.I. and Boyko V.M., Galilei-invariant higher-order equations of Burgers and Korteweg-de Vries types, Ukr. Math. J., 1996, V.48, N 12, 1589–1601 (in Ukrainian) [pdf].
  44. Boyko V.M., Galilei-invariant generalization of Burgers and Korteweg-de Vries equations of higher order, in Proceedings of International Conference ''Algebraic and Analitical Methods in the Theory of Differential Equations", Orel, Russia, 1996, 18–21 (in Russian).
  45. Boyko V.M. and Tsyfra I.M., Continuity equation and nonlinear representations for electromagnetic fields, in Proc. 5th International Academician's M. Krawtchouk Conf. (May 16–18, 1996, Kyiv, Ukraine), Kyiv, 1996, p.39 (in Ukrainian).
  46. Boyko V.M., Symmetry classification of the one-dimensional second order equation of hydrodynamic type, J. Nonlinear Math. Phys., 1995, V.2, N 3-4, 418–424.
  47. Tsyfra I.M. and Boyko V.M., Conditional symmetry of the continuity equation for electromagnetic field, Proceedings of Ukrainian Acad. of Sci., 1995, N 5, 35–36 (in Ukrainian).
  48. Boyko V.M., Nonlinear equations and nonlinear representations for vector-potential, Proceedings of Ukrainian Acad. of Sci., 1995, N 6, 33–35 (in Ukrainian).
  49. Revenko I.V. and Boyko V.M., Symmetry and some integrable cases of the Abel equation of second kind, Proceedings of Ukrainian Acad. of Sci., 1995, N 7, 16–18 (in Ukrainian).
  50. Fushchych W.I. and Boyko V.M., Symmetry classification of the one-dimensional second order equation of hydrodynamic type, Preprint, Linköping University, Sweden, LiTH-MAT-R-95-19, 1995, 11 p.  [pdf].
  51. Boyko V.M., Symmetry classification of the one-dimensional equation of hydrodynamical type, in Proc. 4th International M. Kravchuk Conf. (May 11–12, 1995, Kyiv, Ukraine), Kyiv, 1995, p.46 (in Ukrainian).
  52. Fushchych W.I., Tsyfra I.M. and Boyko V.M., Nonlinear representations for Poincare and Galilei algebras and nonlinear equations for electromagnetic fields, J. Nonlinear Math. Phys., 1994, V.1, N 2, 210–221 (see math-ph/0207024).

Edited Collections of Works
  1. Boyko V.M., Vaneeva O.O., Nesterenko M.O., Nikitin A.G. and Popovych R.O. (Editors), Symmetry and Integrability of Equations of Mathematical Physics, Collection of Works of Institute of Mathematics, Kyiv, 2019, V.16, N 1, 204 pp. You can download pdf.
  2. Vaneeva O.O., Sophocleous C., Popovych R.O., Boyko V.M. and Damianou P.A. (Editors), Seventh International Workshop: Group Analysis of Differential Equations and Integrable Systems (GADEIS VII) (Larnaca, Cyprus, June 15-19, 2014), J. Phys. Conf. Ser., 2015, V.621.
  3. Vaneeva O.O., Sophocleous C., Popovych R.O., Leach P.G.L., Boyko V.M. and Damianou P.A. (Editors), Proceedings of the Sixth International Workshop "Group Analysis of Differential Equations and Integrable Systems" (Protaras, Cyprus, June 17-21, 2012), University of Cyprus, Nicosia, 2013, 248 pp. You can download pdf.
  4. Boyko V.M., Nikitin A.G. and Popovych R.O. (Editors), Symmetry and Integrability of Equations of Mathematical Physics (Dedicated to the 70-th Anniversary of Professor W.I. Fushchych), Collection of Works of Institute of Mathematics, Kyiv, 2006, V.3, N 2, 400 pp. You can download pdf.
  5. Boyko V.M., Gorbachuk M.L., Lukovs'kyi I.O., Nikitin A.G., Popovych R.O., Samoilenko A.M. (Editors), W.I. Fushchych, Selected Works, Kyiv, Naukova Dumka, 2005, 448 pp.
  6. Boyko V.M. (Editor), W.I. Fushchych, Scientific Works, Electronic Collection of W. Fushchych's Research Papers, 2000-2004, Vols.1-6, 3149 pp.:
        2000, Vol. 1, 533 pp., see  https://www.imath.kiev.ua/~fushchych/papers/vol1.html
        2000, Vol. 2, 580 pp., see  https://www.imath.kiev.ua/~fushchych/papers/vol2.html
        2001, Vol. 3, 625 pp., see  https://www.imath.kiev.ua/~fushchych/papers/vol3.html
        2002, Vol. 4, 575 pp., see  https://www.imath.kiev.ua/~fushchych/papers/vol4.html
        2003, Vol. 5, 519 pp., see  https://www.imath.kiev.ua/~fushchych/papers/vol5.html
        2004, Vol. 6, 317 pp., see  https://www.imath.kiev.ua/~fushchych/papers/vol6.html
  7. Nikitin A.G., Boyko V.M., Popovych R.O. and Yehorchenko I.A. (Editors), Proceedings of Fifth International Conference ''Symmetry in Nonlinear Mathematical Physics'' (23-29 June, 2003, Kyiv), Proceedings of Institute of Mathematics, Kyiv, 2004, V.50, Parts 1-3, 1528 pp.
  8. Nikitin A.G., Boyko V.M. and Popovych R.O. (Editors), Proceedings of Fourth International Conference ''Symmetry in Nonlinear Mathematical Physics'' (9-15 July, 2001, Kyiv), Proceedings of Institute of Mathematics, Kyiv, 2002, V.43, Parts 1-2, 784 pp.
  9. Boyko V.M., Lykova O.B., Popovych R.O. and Pustovoitov M.O. (Editors), Outlines of History of Mathematics and Mathematical Sciences (on the Occasion of Ninetieth Birthday of O.M. Bogolyubov), Proceedings of Institute of Mathematics, Kyiv, 2001, V.39, 160 pp.
  10. Boyko V.M., Nikitin A.G. and Popovych R.O. (Editors), Group and Analytic Methods in Mathematical Physics, Proceedings of Institute of Mathematics, Kyiv, 2001, V.36, 324 pp. You can download pdf (1.63 Mb) or pdf-booklet (1.53 Mb).
  11. Nikitin A.G. and Boyko V.M. (Editors), Proceedings of Third International Conference ''Symmetry in Nonlinear Mathematical Physics'' (12-18 July, 1999, Kyiv), Proceedings of Institute of Mathematics, Kyiv, 2000, V.30, Parts 1-2, 552 pp.
  12. Nikitin A.G., Lopatin O.K., Boyko V.M., Zhdanov R.Z., Popovych R.O. and Cherniha R.M. (Editors), Symmetry and Analytic Methods in Mathematical Physics, Proceedings of Institute of Mathematics, Kyiv, 1998, V.19, 280 pp. You can download pdf (1.35 Mb) or pdf-booklet (1.27 Mb).
  13. Shkil M.I., Nikitin A.G. and Boyko V.M. (Editors), Proceedings of Second International Conference ''Symmetry in Nonlinear Mathematical Physics. W. Fushchych Memorial Conference'' (7-13 July, 1997, Kyiv), Kyiv, 1997, Vols. 1-2, 500 pp.