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Instytut Matematyki
Logo Europejskie Miasto Nauki Katowice 2024
home link Pracownicy dr hab. Henryk Gacki

dr hab. Henryk Gacki

Henryk Gacki
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 Profesor Uczelni

Pracownicy dydaktyczni

Teoria Prawdopodobieństwa

545

(32) 359 21 88

henryk.gacki@us.edu.pl

0000-0002-0181-1185
Pełnione funkcje Pełnione funkcje
  • The local coordinator (appointed for 2017-2022) of the joint Polish-Italian master’s programme InterMaths, organised in co-operation with the University of L’Aquila.
  • A member of the Programme Committee of the National Scientific and Training Conference on Applications of Mathematics in Poland.
  • A member of the Polish Mathematical Association.
CV CV

Education

Professorship: 2016, Professorship at the University of Silesia in Katowice

Habilitation:  2008, Institute of Mathematics, University of Silesia

  • Thesis: Applications of the Kantorovich–Rubinstein maximum principle in the theory of Markov semigroups.
  • Referees: Prof. dr hab. Ryszard Rudnicki, Prof. dr hab. Łukasz Stettner, Prof. dr hab. Wojciech Słomczyński, Prof. dr hab. Leszek Słomiński

Ph.D.: 1984, Ph. D. in Mathematics, University of Silesia

  • Thesis: Random integral equation with advancing  Argument
  • Supervisor: doc. dr Jan Błaż
  • Referees: Prof. dr hab. Andrzej Lasota, Prof. dr hab. Dobiesław Bobrowski

M.Sc.: 1976 Master of Science diploma in Mathematics, University of Silesia

  • Thesis: On a basic solution of the diffusion operator
  • Supervisor: doc. dr hab. Jan Chabrowski

Functions (among others)

  • 2016–2019:  Chair of the Section of Mathematical Methods in Economy and Finances, Institute of Mathematics, University of Silesia
  • since 2015:  Intermaths Polish–Italian Master’s Double Degree Programme Coordinator at the University of Silesia
  • 2012–2015:  Coordinator of Mathematics as a code of modernity European Programme under whose framework a target field of study was being realised at the University of Silesia
  • since 2011:  Member of Organising Committee of Conferences on the Applications of Mathematics in Zakopane (Conference Organising Committee is appointed by the Mathematics Committee of the Polish Academy of Sciences in agreement with the Mathematical Center for  Science and Technology of the Institute of Mathematics of the Polish Academy of Sciences and the Polish Society of Actuaries)
  • since 2010:  Reviewer for “SIAM Journal on Control and Optimization,” “Bulletin of the Polish Academy of Sciences” and “Applicationes Mathematicae”
  • since 2014:  Statistical editor in “Chowanna”
  • since 2020:  Reviewer for„ Mathematica Applicanda”

Scientific interests

  • Theory of semigroups of Markov operators and their applications (asymptotic analysis research on stochastically perturbed dynamical systems, a Poisson driven stochastic differential equation, a mathematical model of the cell cycle and generalised iterated function systems).
  • Testing stability of solutions of different types of the Boltzmann equation on the space of signed measures (in particular in Tjon-Wu equations).
  • Generalizations and applications of the Kantorovich–Rubinstein maximum principle constituting an element of the solution in the transport of mass problem.
  • Theory of probability.
  • Statistics.

Distinctions and awards

  • 1979: Award of the Polish Minister of Science, Higher Education and Technology for supervisors of best self-governments of students’ houses.
  • 1984: Rector of the University of Silesia Individual Award level 3 for scientific achievements.
  • 2009: Rector of the University of Silesia Individual Award level 2 for scientific and research activity.
  • 2012: Rector of the University of Silesia Individual Award level 2 for organizational activity for the Faculty of Mathematics, Physics and Chemistry.
  • 2013: Rector of the University of Silesia Individual Award level 2 for organizational activity.
  • 2014: Rector of the University of Silesia Individual Award level 2 for organizational activity for the Faculty of Mathematics, Physics and Chemistry.
  • 2015: Rector of the University of Silesia Individual Award level 2 for organizational activity for the Faculty of Mathematics, Physics and Chemistry.
  • 2015: The third place in the competition „Leader of internationalization of the University of Silesia” in the category of independent researchers Patronage: the Rector of the University of Silesia.
  • 2016: Rector of the University of Silesia Individual Award level 2 for organizational activity for the Faculty of Mathematics, Physics and Chemistry.
  • 2016: Golden Badge of Merit for the University of Silesia.
  • 2017: Rector of the University of Silesia Individual Award level 2 for organizational activity for the Faculty of Mathematics, Physics and Chemistry.
  • 2018: Golden Honorary Badge for Merits for the Silesian Voivodship.
  • 2018: Selected Athlete of the 50th anniversary of AZS University of Silesia.
  • 2019: Rector of the University of Silesia Individual Award level 2 for organizational activity for the Faculty of Mathematics, Physics and Chemistry.
Plan zajęć Plan zajęć

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Publikacje Publikacje

Artykuły naukowe 

Lp. Autorzy Tytuł Dane bibliograficzne
1. H. Gacki On the existence and uniqueness of a solution of the random integral equation with advancing argument Demonstrationes Math., vol. XIV, no. 4 (1981), 1011-1019
2. H. Gacki On the random integral equation with advancing argument of mixed type Ann. Univ. Timisoara., vol. XXIX, no. 1 (1981), 51-59
3. H. Gacki On the random integral equation with advancing argument Ann. Math. Siles., vol. 1, no. 13 (1985), 47-50
4. H. Gacki On the existence of solution of certain random integral equation Fasc. Math., vol. 16 (1986), 89-93.
5. H. Gacki Approximation of a solution the random integral equation with advancing argument Fasc. Math., vol. 18 (1988), 29-34.
6. H. Gacki, A. Lasota Markov operators defined by Volterra type integrals with advanced argument Ann. Pol. Math., vol. 51 (1990), 155-166.
7. H. Gacki, J. Janus On periodic solutions of second order nonlinear differential equations with singularities Commentationes Math., vol. XXX (1991), 293-299
8. H. Gacki, J. Adamczewski  Attempt of application of pattern recognition methods in a diagnostic experiment Diagnostics Machinery Operating, scientific journal, vol. 1, no. 97 (1994), 161-172.
9. H. Gacki On existence and an asymptotic behavior of the random solutions of the random integral equation with advancing argument Discussiones Math., Differential Inclusions., vol. 16 (1996) 43-51.
10. H. Gacki, T. Szarek,
S. Wedrychowicz 		 On existence and stability of solutions of stochastic integral equations Indian J. Pure Appl. Math., vol. 29, no. 2 (1998), 175-189.
11. H. Gacki An application of the Kantorovich-Rubinstein maximum principle in the stability theory of Markov operators Bull. Pol. Ac. Math., vol. 46 (1998), 215–223.
12. H. Gacki, A. Lasota A nonlinear version of the Kantorovich-Rubinstein maximum principle Nonlinear Analysis: Theory and Methods, Applications, vol. 52, no. 1, (2003), 117–125, doi: 10.1016/S0362-546X(02)00099-8
13. H. Gacki Kantorovich-Rubinstein maximum principle in the stability theory of Markov semigroups Bull. Pol. Ac. Math., vol. 52, no. 2 (2004), 211–222.
14. H. Gacki On the Kantorovich-Rubinstein maximum principle for the Fortet-Mourier norm Ann. Pol. Math., vol. 86, no. 2 (2005), 107–121.
15. H. Gacki Applications of the Kantorovich-Rubinstein maximum principle in the theory of Markov semigroups Dissertationes Mathematicae, vol. 448 (2007), 1-59, doi: 10.4064/dm448-0-1
16. H. Gacki, A. Lasota, J. Myjak Upper estimate of concentration and thin dimension of measure Bull. Pol. Ac. Math., vol. 57, no.2 (2009), 149–161.
17. R. Brodnicka, H. Gacki Asymptotic stability of a linear Boltzmann-type equation Appl. Math., vol. 41, no. 4 (2014), 323–334
18. R. Brodnicka, H. Gacki Asymptotic stability of an evolutionary nonlinear Boltzmann type equation Acta Polytechnica Hungarica, vol. 14, no. 5 (2017), 151–162.
19. H. Gacki, A. Kulawik Robust estimation and its application to a classification problem Mathematica Applicanda, vol. 47, no. 2 (2019), 81–94.
20. H. Gacki, A. Kulawik The Huber Functions and Their Application to a Classification Problem Mathematica Applicanda, vol. 48, no. 2 (2020), 99-114, doi: 10.14708/ma.v48i1.7045
21. H. Gacki, Ł. Stettner Stability of measure solutions to a generalized Boltzmann equation with collisions of a random number of particles Communications in Mathematical Sciences, vol. 20, no. 3 (2022), 877-896, doi: 10.4310/CMS.2022.v20.n3.a11.
 

Monografie naukowe

Lp. Autorzy Tytuł Dane bibliograficzne
1. A. Lasota
Przygotowanie z maszynopisu:
H. Gacki		 Układy dynamiczne na miarach wyd. Uniwersytetu Śląskiego w Katowicach, Katowice, 2008,
ISBN 978-83-226- 1770-0.
>link to książki


Materiały konferencyjne / rozdziały w monografiach naukowych

Lp. Autorzy Tytuł rozdziału Tytuł całości Dane bibliograficzne
1. Brodnicka R. and Gacki H. Applications of the Kantorovich-Rubinstein Maximum
Principle in the Theory of Boltzmann Equations		 Semigroups of Operators – Theory and Applications (SOTA 2018) eds. Banasiak et al., Springer Proceedings in Mathematics & Statistics, vol. 325., Springer, Cham, 2020, pp. 183-204,
doi: 10.1007/978-3-030-46079-2_10,
ISBN: 978-3-030-46079-2.
2. H. Gacki Applications of the Kantorovich-Rubinstein maximum principle in the theory
of Markov operators		 Probability Theory and Statistics 12th International Workshop for Young Mathematicians, wyd. Uniwersytetu Jagiellonskiego, wyd. 1, Kraków, 2010, 43-53.
>link do artykułu.


Rozdziały w książkach biograficznych

Lp. Autorzy Tytuł rozdziału Tytuł całości Dane bibliograficzne
1. H. Gacki

 

 • In a Place of a Foreword
• Biography
• My Mentor and Friend		 Mathematics like poetry. Andrzej Lasota 1932-2006. eds. H. Gacki, współudz. J. Zwierzyńska, University of Silesia Press, Katowice, 2016, pp. 9-10, 13-45, 136-138, respectively,
ISBN: 978-83-8012-958-0,
>link do książki
2. H. Gacki, K. Baron Andrzej Lasota – Doctor honoris causa Uniwersitatis Silesiensis, The Publishing House of the University of Silesia Publishing House of the University of Silesia (Prace Naukowe Uniwersytetu Śląskiego w Katowicach) University of Silesia Press, Katowice, 2001,
ISBN 83-226-1117-X

Materiały dydaktyczne

  • Gacki H.,  Calculus of probability and statistics for bioengineers (Statystyka i rachunek prawdopodobieństwa dla bioinżynierów), compilation of lectures prepared for an e-learning platform, Faculty of Computer Science and Material Science, University of Silesia, 2010.

Inne materiały

  • H. Gacki, Andrzej Lasota 1932-2006 – a book prepared for the Session in Commemoration of Professor Andrzej Lasota at the 36th Polish National Scientific and Training Conference on Mathematical Applications, Zakopane – Koscielisko, 11 – 18 September 2007.
  • H. Gacki and A. M. Kobos, You have to be an enthusiast (Trzeba być entuzjastą), Gaz. Uniw. (Katowice), 5 (2008), pp. 4-6.
  • H. Gacki, 80th birth anniversary of Andrzej Lasota – a commemorative book prepared for the Scientific Session on Commemoration of the 80th birth anniversary of the Professor Mathematical Institute of the Polish Academy of Sciences, Warsaw 13 January 2012.
  • H. Gacki, Uczeń o mistrzu. Rozmowa z dr. hab. Henrykiem Gackim, prof. UŚ, portal internetowy UŚ, 07.02.2020.
Konferencje Konferencje
  1. The 12th National Conference on Applications of Mathematics, Rajgród, 19 – 28 September 1983.
  2. The 1st Conference on Probability, Grybów, 2 – 9 May 1984, lecture title:

Random variation of the Acoli-Arzela theorem and its application in random integral equation with advancing argument.

  1. The 13th National Conference on Applications of Mathematics, Sielpia, 17 – 26 September 1984.
  2. The 14th National Conference on Applications of Mathematics, Sielpia, 17 – 26 September 1985.
  3. The International Conference on Differential and Stochastic Equations, Kołobrzeg, 3 – 10 June 1986, lecture title:

Approximation of a Solution of the Random Integral Equation with Advancing Argument.

  1. The Second Workshop on Mathematics in Industry, International Centre for Theoretical Physics, Trieste (Italy), 2 – 27 January 1987.
  2. Academic placement: Maria Curie-Skłodowska University in Lublin, 1987 – 1988.
  3. The 2nd Conference on Probability, Wilga, 4 – 9 May 1987.
  4. The 16th National Conference on Applications of Mathematics, Muszyna, 16 – 25 September 1987, lecture title:

Approximation of a Solution of the Integral Equation.

  1. The College on Variational Problems in Analysis, International Centre for Theoretical Physics, Trieste (Italy), 11 January – 5 February 1988.
  2. The Workshop on Functional-Analytic Methods in Complex Analysis and Applications to Partial Differential equations, International Centre for Theoretical Physics, Trieste (Italy), 8 – 19 February 1988.
  3. The 20th PAN National Symposium on Diagnostics of Machines, Wegierska Górka, 23 – 28, February 1993, lecture title:

Attempt of application of pattern recognition methods in diagnostics.

  1. Diagnostics of Construction Machinery and Vehicles, Bydgoszcz, 4 – 9 September 1994, lecture title:

Review of pattern recognition methods.

  1. Conference on Asymptotic Properties of Evolution Equations and their Applications, Warsaw, 4 – 9 September 1998.
  2. School on Population Dynamics, Bedlewo, 17 – 21 July 2002.
  3. Fractal Geometry and Stochastics III, Fridrichroda (Germany), 17 – 22 March 2003.
  4. The 4th Forum on Partial Differential Equations, Bedlewo, 8 – 12 June 2004.
  5. The 8th International Conference – Mathematics in Technical and Natural Sciences, Krynica, 30 September – 3 October 2004, lecture title:

Non-linear version of the Kantorivich-Rubinstein maximum principle and its applications.

  1. The 11th International Conference – Mathematics in Technical and Natural Sciences, Krynica, 28 September – 2 October 2005, lecture title:

The Kantorivich-Rubinstein maximum principle and stability of solutions of the Tjon-Wu equation on measures.

  1. Scientific visit in Dipartimento di Matematica Pura ed Applicata Universit‘a di L’Aquila, L’Aquila (Italy), 1 – 14 December 2005.
  2. The 35th National Scientific and Training Conference on Applications of Mathematics, Zakopane-Koscielisko, 11 – 19 September 2006, lecture in plenary session:

On the maximum principle for the Fortet-Mourier norm and its application in iterated function systems.

  1. The 36th National Scientific and Training Conference on Applications of Mathematics, Zakopane-Koscielisko, 11 – 18 September 2007, lecture in plenary session:

Specific physical models in scientific achievements of Professor Andrzej Lasota.

  1. The 12th International Conference – Mathematics in Technical and Natural Sciences, Krynica, 26 – 30 September 2007, lecture title:

Professor Andrzej Lasota – distinguished scholar, versatile mathematician and humanist.

  1. The 37th National Scientific and Training Conference on Applications of Mathematics, Zakopane-Koscielisko, 6 – 14 September 2008.
  2. The 38th National Scientific and Training Conference on Applications of Mathematics, Zakopane-Koscielisko, 7 – 15 September 2009, lecture in plenary session:

Properties of stationary measures generated by a generalized Tjon-Wu equation.

  1. 12th International Workshop for Young Mathematicians „Probability Theory and Statistics”, Institute of Mathematics of the Jagiellonian University, Kraków 20 – 26 September 2009, invited speaker, lecture title:

Applications of the Kantorovich-Rubinstein maximum principle in the theory of Markov operators.

  1. Wrocław, Branch of the Polish Mathematical Society, Institute of Mathematics in Wrocław University, 19 March 2010, lecture title:

Application of the Kantorivich-Rubinstein maximum principle in the theory of Markov operators.

  1. The 11th Conference on Probability, Bedlewo, 24 – 28 May 2010, lecture title:

Perturbation dynamical systems and the Kantorivich-Rubinstein maximum principle.

  1. Scientific visit in Dipartimento di Matematica Universit`a Degli Studi Di Roma Tor Vergata, Rome (Italy), 11 – 18 July 2010.
  2. The Conference on Analysis, equations and Dynamics, Dipartimento di Matematica Pura ed Applicata Universit`a di L’Aquila, L’Aquila (Italy), 15 July 2010.
  3. The 39th National Scientific and Training Conference on Applications of Mathematics, Zakopane-Koscielisko, 6 – 14 September 2010, lecture title:

Asymptotic stability of specific non-linear the Boltzmann-type equation.

  1. Summer School of the Institute of Mathematics of the University of Silesia, Wisła – Malinka, 20 – 23 September 2010, lecture title:

The Gamma distributions and their applications.

  1. Scientific visit in Dipartimento di Matematica Universit`a Degli Studi Di Roma Tor Vergata, Rome (Italy), 26 April – 3 May 2011, lecture title:
  • Invariance principle: Criteria for the asymptotic stability of trajectories,
  • Asymptotic stability of a nonlinear Boltzmann – type equation.
  1. The 40th National Scientific and Training Conference on Applications of Mathematics, August – 6 September 2011, lecture title:

Methods of analysis and processing of images, Zakopane-Koscielisko.

  1. The 17th National Conference on Applications of Mathematics in Biology and Medicine, Zakopane-Koscielisko, 1 – 6 September 2011, lecture title:

Methods of analysis and processing of images.

  1. Summer School of the Institute of Mathematics of the University of Silesia, Wisła – Malinka, 26 – 29 September 2011, lecture title:

Metrical versions of the Boltzmann equation.

  1. The 12th Conference on Probability, Będlewo, 24 – 28 May 2012, lecture title:

Invariance principle in dynamical systems on measures.

  1. The 41st National Conference on Applications of Mathematics, Zakopane-Koscielisko, 4 – 11 September 2012.
  2. Summer School of the Institute of Mathematics of the University of Silesia, Krynica, 24 – 27 September 2012, lecture title:

The invariance principle in the theory of subgroups of Markov operators on measures.

  1. The 5th Torun Summer School of Mathematics and Computer Science, Nicolaus Copernicus University in Torun, 19 – 23 August 2013, Probability and statistics, Invited speaker. Lecture titles:
  • The Kantorivich-Rubinstein maximum principle. Limit theorems and dynamical systems,
  • The Kantorivich-Rubinstein maximum principle in the theory of perturbation dynamical systems,
  • The Kantorivich-Rubinstein maximum principle in the theory of stability of metrical versions of the Boltzmann equation.
  1. The 42rd National Conference on Applications of Mathematics, Zakopane-Koscielisko, 27 August – 3 September 2013, lecture title:

Asymptotic stability of semigroups of Markov operators on measures in total variation norm.

  1. Summer School of the Institute of Mathematics of the University of Silesia, Krynica, 23 – 27 September 2013.
  2. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 23 February – 2 March 2014, lecture title:

Asymptotic stability of a Boltzmann-type equation.

  1. The 12th Conference on Probability, Bedlewo, 19 – 23 May 2014.
  2. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 14 – 21 July 2014, lecture title:
  • Applications of the Kantorovich-Rubinstein maximum principle in the theory of Markov semigroups.
  • Application of the invariance principle in the theory of stability of the semigroups  generated by a nonlinear Boltzmann-type equation.
  1. The 43rd National Conference on Applications of Mathematics, Zakopane-Koscielisko, 2 – 9 September 2014.
  2. Summer School of the Institute of Mathematics of the University of Silesia, Podlesice, 22 – 26 September 2014.
  3. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 9 – 15 February 2015, lecture title:
  • Applications of the maximum principle for the total variation norm in the theory of Markov semigroups.
  • Asymptotic stability of a linear Boltzmann-type equation with respect to the total variation norm.
  1. Mathmods Meeting 2015, San Benedetto Del Tronto (Italy), 5 – 10 July 2015, lecture title:

An Introduction to Dynamical systems with multiplicative perturbations – biological application.

  1. The 44rd National Conference on Applications of Mathematics, Zakopane-Koscielisko, 14 – 22 September 2015, lecture title:

Asymptotic stability of some nonlinear Boltzmann-type equations.

  1. The Conference on Mathematics in Technical and Natural Sciences , Zakopane-Koscielisko, 21 September 2015.
  2. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 8 – 15 February 2016, lecture title:
  • Applications of the maximum principle for the Kantorovich – Wasserstein norm in the stability theory of Markov semigroups.
  • Asymptotic stability of a some nonlinear Boltzmann-type equation with respect to the Kantorovich – Wasserstein norm.
  1. ISCAMI 2016, Malenovice (Czech Republic) 12 – 15 May 2016, lecture title:

Asymptotic stability of a Boltzmann-type equation.

  1. The 14th Conference on Probability, Bedlewo, 30 May – 3 June 2016.
  2. InterMaths – Summer School in Interdisciplinary Mathematics, San Benedetto del Tronto (Italy), 25 June – 9 July 2016, lecture title:

Markov operators in the kinetic theory of gases and in a biological context by H. Cramer.

  1. The 45rd National Conference on Applications of Mathematics, Zakopane-Koscielisko, 6 – 13 September 2016, lecture title:

Mathematics like poetry.

  1. 11th International Young Researcher Workshop on Geometry, Mechanics and Control, La Laguna, Tenerife, Spain, 12 – 14 January 2017, lecture title:

Dynamical systems with multiplicative perturbations in financial mathematics.

  1. Institute of Mathematics Jagiellonian University, Kraków, 17 January 2017, lecture title:

Mathematics like poetry.

  1. Polish Mathematical Society, Katowice, 23 February 2017, lecture title:

Mathematics like poetry.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 1 – 5 March 2017, lecture title:

Mathematical model of the cell cycle. Stability of solutions of many versions Boltzmann -type equation.

  1. Summer School 2017, San Benedetto del Tronto, (Italy), 26 – 30 June 2017, invited speaker. Lecture title:

Markov operators in financial mathematics and physics.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 19 – 23 July 2017, lecture title:

Mathematical model of the cell cycle.

  1. The 46th National Conference on Applications of Mathematicsi, Zakopane, 5 – 12 September 2017, lecture title:
  • Asymptotic stability of some nonlinear Boltzmann – type equation on convex sets.
  • Properties of stationary solutions of a generalized Tjon-Wu equation.
  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 17 – 23 September 2017, lecture title:

Stochastically perturbed dynamical systems.

  1. 1st Mexico-Poland Meeting in Probability.Invited speaker, Guanajuato, (Mexico), 27 November – 1 December 2017, lecture titles:

Asymptotic stability of an evolutionary nonlinear Boltzmann-type equation.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 6 – 10 February 2018, lecture title:

Linear Boltzmann-type equations – applications in physical models of colliding particles.

  1. 7th Krakow Conference on Financial Mathematics, AGH Kraków, 23 — 25 march 2018, invited speaker, lecture title:

Dynamical systems with multiplicative perturbations in financial mathematics.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 9 – 13 July 2018, lecture title:

Asymptotic stability of the non-linear Boltzmann-type equations with respect to Kantorovich-Wasserstein metric.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 17 – 21 July 2018, lecture title:

The mathematical model of colliding particles with a possibility of collisions of arbitrary many particles and possibility of existing of the external forces – applications, open problems.

  1. IFIP TC 7 Conference on System Modelling and Optimization Invited speaker, Essen, (Germany), July 23-27, 2018, lecture title:

Asymptotic stability of Boltzmann-type equations on convex sets.

  1. The 47rd National Conference on Applications of Mathematicsi, Zakopane, 4 – 11 September 2018, lecture title:

Asymptotyczna stabilnosc ewolucyjnych równan typu Boltzmanna.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 25 – 29 September 2018, lecture title:

Descrete time stochastically perterebed dynamical systems in the theory of fractals, financial mathematics and biology.

  1. Conference: SOTA 2018 – Semigroups of Operators: Theory and Applications, 30 September – 05 October 2018 , Kazimierz Dolny, lecture title:

Asymptotic stability of the evolutionary Boltzmann – type equations.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 17 – 21 October 2018, lecture title:

Lower bounded technique. Asymptotic stability of Markov operators.

  1. Conference on PDE and Applications in Memory of Professor B. Yu. Sternin Invited speaker, Moscow, (Russia), November 6 – 9 November 2018, lecture title:

Asymptotic stability of an evolutionary nonlinear Boltzmann- type equation.

  1. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 12 – 16 December 2018, lecture title:

Asymptotic stability of differential equations on convex sets. Part I.

  1. X Simons semester on Stochastic modeling and control, 28 February 2019, Warsaw. Lecture title:

Recent problems of stochastic control theory.

  1. Conference on Stochastic modeling (in finance and insurance),  11-15 February, 2019, Będlewo.
  2. Graduate school on Industrial applications of stochastic modeling, 11-15 March  2019, Warsaw,
  3. 144 European Study Group with Industry (144 ESGI), 18-22 March, 2019, Warsaw.
  4. 9th International Congress on Industrial and Applied Mathematics (ICIAM 2019), Valencia, (Spain), July 14 – 17, 2019.
  5. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila, L’Aquila (Italy), 18 – 21 July, 2019, lecture title:

Asymptotic stability of differential equations on convex sets. Part II.

  1. The 48th National Conference on Applications of Mathematicsi, Zakopane, 9 – 16 September 2019, lecture title:

Stabilność rozwiązań uogólnionego równania Boltzmanna na miarach.

  1. 11th International Statistics Congress, Bodrum–Mugla (Turkey), 4 – 8 October, 2019. Speakers: Henryk Gacki and Agnieszka Kulawik. Lecture title:

The Huber Functions and Their Application to a Classification Problem.

  1. Selected Topics of Simons Semesters in Banach Center, Institute of Mathematics of the Polish Academy of Sciences, Warsaw, 16 – 20 December, 2019
  2. Scientific visit in Department of Information Engineering, Computer Science and Mathematics, University of L’Aquila (Italy), 17 – 23 February 2020, lecture title:

On measure solutions to the generalized Tjon-Wu equation.

  1. IFIP TC 7 Conference on System Modelling and Optimization, Quito  (Ecuador), 30 August – 3 September,  2021, invited speaker, lecture title:

Measure solutions to the generalized  Tjon-Wu equation.

  1. The 49th National Conference on Applications of Mathematicsi, Zakopane, 19 – 25 September 2021, lecture title:

Miarowe modele zderzeń cząstek w gazie rzadkim.

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