Olga Nesmelova

Position: Deputy Director

Degree: Doctor of Science, Associate Professor

Research Fields: Nonlinear boundary value problems for systems of ordinary differential, differential-algebraic, matrix equations, boundary value problems unsolved with respect to the derivative, semilinear elliptic partial differential equations.

Personal profiles:

Undergraduate and graduate studies
Institution: Sloviansk State Pedagogical University, Faculty of Mathematics and Physics (2001–2007)
Degree: Master’s degree in pedagogy and methods of secondary education, mathematics (2007)
Postgraduate study
Institution: Sloviansk State Pedagogical University (2009–2010)
Ph.D. in Mathematics
Institution: Institute of Mathematics of the National Academy of Sciences of Ukraine (2010)
Name of Theses: Undetermined Noether boundary value problems in the critical cases (2010)
Supervisor: Prof. S. Chuiko (Sloviansk State Pedagogical University)
Doctor of Physical and Mathematical Sciences
Institution: Institute of Mathematics of the National Academy of Sciences of Ukraine (2020)
Name of Theses: Nonlinear boundary value problems unsolved with respect to the derivative (2020)
Scientific Advisor: Academician of the NAS of Ukraine, prof. A. Samoilenko (Institute of Mathematics of the NAS of Ukraine)

2021 – now	Deputy director for research, Institute of Applied Mathematics and Mechanics of the NAS of Ukraine, Sloviansk, Ukraine
2015 – 2020	Scientific secretary, Institute of Applied Mathematics and Mechanics of the NAS of Ukraine, Sloviansk, Ukraine
2012 – 2015	Associate professor at Mathematics Department, Donbass State Pedagogical University, Sloviansk, Ukraine
2010 – 2012	Assistant rector, Slovians’k State Pedagogical University, Sloviansk, Ukraine
2007 – 2010	Assistant, senior lecturer, Department of economics and mathematics, Slovians’k State Pedagogical University, Sloviansk, Ukraine
2005 – 2009	Secretary at Scientific department, Sloviansk State Pedagogical University, Sloviansk, Ukraine

Articles

Samoilenko, A.M., Chuiko S.M. & Nesmelova, O.V. (2021). Nonlinear Boundary-Value Problems Unsolved with Respect to the Derivative. Ukrainian Mathematical Journal, 72 (8), 1280-1293. DOI: 10.1007/s11253-020-01852-4.
Chuiko, S.M. & Nesmelova, O.V. (2021). Nonlinear boundary-value problems for degenerate differential-algebraic systems. Journal of Mathematical Sciences, 252(4), 463-471. DOI: 10.1007/s10958-020-05174-5.
Gutlyanskiĭ, V., Nesmelova, O. & Ryazanov, V. (2017). On a model semilinear elliptic equation in the plane. Journal of Mathematical Sciences, 220(5), 603-614. DOI: 10.1007/s10958-016-3203-5.
Gutlyanskiĭ, V., Nesmelova, O. & Ryazanov, V. (2020). Semi-linear equations and quasiconformal mappings. Complex Variables and Elliptic Equations, 65(5), 823-843. DOI: 10.1080/17476933.2019.1631288.
Gutlyanskiĭ, V., Nesmelova, O. &Ryazanov, V. (2020). On a quasilinear Poisson equation in the plane. Analysis and Mathematical Physics, 10(1), 6. DOI: 10.1007/s13324-019-00345-3.
Chuiko, S.M., Nesmelova, O.V. & Dzyuba, M.V. (2018). Least-Squares Method in the Theory of Matrix Differential-Algebraic Boundary-Value Problems. Ukrainian Mathematical Journal, 70(2), 319-333. DOI: 10.1007/s11253-018-1502-3.
Gutlyanskiĭ, V., Nesmelova, O. & Ryazanov, V. (2018). On quasiconformal maps and semilinear equations in the plane. Journal of Mathematical Sciences, 229(1), 7-29. DOI: 10.1007/s10958-018-3659-6.
Gutlyanskiĭ, V., Nesmelova, O. & Ryazanov, V. (2019). To the theory semi-linear equation in the plane // Journal of Mathematical Sciences, 242(6),833 – 859. DOI: 10.1007/s10958-019-04519-z.
Chuiko, S.M., Nesmelova, O.V. & Dzyuba, M.V. (2021). On the Approximate Solution of Matrix Differential-Algebraic Boundary-Value Problems by the Least-Squares Method. Journal of Mathematical Sciences, 253 (2), 323-337. DOI: 10.1007/s10958-021-05231-7.

2023 – now
2022	Support for state-priority scientific research and scientific and technical (experimental) developments of the Department of Mathematics of the NAS of Ukraine, no. 0122U000594 Modern methods of the theory of boundary value problems and their application to problems of mathematical physics and mechanics Role: Co-Investigator
2018 – 2020	MESof Ukraine, no. 0118U003390 Constructive methods of analysis of matrix boundary value problems for systems of differential, differential-algebraic and functional-differential equations and the theory of approximations Role: Co-Investigator
2018	Grant of the President of Ukraine for doctors of sciences, no. 0119U103214 Stabilization of trajectories of dynamic systems with hybrid controls and problems of approximation of solutions of non-autonomous boundary value problems Role: Co-Investigator
2018	Grant of the President of Ukraine for doctors of sciences, no. 0118U005313 Classification methods of approximation theory, theory of boundary value problems and their application for control of complex mechanical systems Role: Co-Investigator
2017	Grant of the President of Ukraine for doctors of sciences, no. 0117U006155 Problems of control synthesis for nonlinear systems with multiscale dynamics Role: Co-Investigator
2015 – 2017	MES of Ukraine, no. 0115U003182 Constructive methods of analysis of Noetherian boundary value problems for systems of differential, functional-differential and differential-algebraic equations and the theory of approximations Role: Co-Investigator

2016	Diploma of the Donetsk regional state administration
2017	Diploma of the Donetsk regional state administration
2018	Jubilee diploma of the National Academy of Sciences of Ukraine
2019	Award of the National Academy of Sciences of Ukraine for young scientists “Talent. Inspiration. Labor”

Olga Nesmelova

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