1. Workshop on Modern Applied Mathematics PK 2018, Kraków, Poland, November 16-18, 2018, talk: Approximation by positive linear operators associated with Hermite polynomials

  2. Workshop on Modern Applied Mathematics PK 2017, Kraków, Poland, November 17-19, 2017, talk: Nonlinear singular integral operators depending on two parameters

  3. XXIV Czech-Polish-Slovak Mathematical Conference, Rużomberok, Slovakia, June 6-9, 2017, talk: On the degree of approximation by modified Gamma operators

  4. Conference "Spectral Theory and Applications", Kraków, Poland, May 30 - June 3, 2017

  5. XII Ogólnopolskie Sympozjum Kół Naukowych, Kraków, Poland, April 21-23, 2017, talk: O dodatnich operatorach liniowych

  6. VII Jaen Conference on Approximation Theory, Ubeda, Spain, July 3-8, 2016, talk: On the convergence of Szasz-Mirakjan-Durrmeyer type operators

  7. XXIII Czech-Polish-Slovak Mathematical Conference, Novy Jicin, Czech Republic, June 7-10, 2016, talk: On the rate of convergence of some nonlinear singular integral operators

  8. Sesja naukowo-wspomnieniowa w pierwszą rocznicę śmierci Profesora Eugeniusza Wachnickiego, Kraków, Poland, November 8, 2016, talk: Profesor Eugeniusz Wachnicki (1940-2015) - życie i dzieło

  9. Workshop on Modern Applied Mathematics PK 2016, Kraków, Poland, November 18-20, 2016, talk: On some Gauss-Weierstrass generalized integrals

  10. XXII Czech-Polish-Slovak Mathematical Conference, Rużomberok, Slovakia, June 3-5, 2015, talk: On some Gauss-Weierstrass operators

  11. Workshop on Modern Applied Mathematics, Kraków, Poland, November 20-22, 2015, talk: Approximation of functions by nonlinear singular integral operators depending on two parameters

  12. XXI Czech-Polish-Slovak Mathematical Conference, Karpacz, Poland, May 27-30, 2014, talk: On the rate of convergence for some positive linear operators

  13. Między teorią a zastosowaniami: Matematyka w działaniu, Będlewo, Poland, August 25-30, 2014

  14. Workshop on Modern Applied Mathematics PK 2014, Kraków, Poland, November 21-23, 2014, talk: Approximation by some positive linear operators associated with the Hermite polynomials

  15. XX Czech-Polish-Slovak Mathematical Conference, Litoměřice, Czech Republic, May 29-31, 2013, talk: Direct local and global approximation results for modified Gamma operators

  16. XIX Czech-Polish-Slovak Mathematical Conference, Spišská Kapitula, Slovakia, June 5-8, 2012, talk: Direct estimate for some operators of Durrmeyer type in exponential weighted space

  17. XVIII Czech-Polish-Slovak Mathematical Conference, Hucisko, Poland, May 31 - June 3, 2011, talk: On some approximation theorems for positive integral operators

  18. XV Slovak - Czech - Polish Mathematical School, Spišská Kapitula, Slovakia, June 4-7, 2008, talk: On the convergence theorem for alternate Poisson integrals of function of two variables

  19. 14th Polish-Czech-Slovak Mathematical School, Hucisko, Poland, May 31 - June 2, 2007, talk: On the rate of convergence for the Poisson integrals for function of two variables assosiated with Hermite and Laguerre polynomials

  20. 13th Polish-Czech-Slovak Mathematical School, Dobczyce, Poland, June 8-10, 2006, talk: On boundary problems for Poisson integralsfor the Hermite expansions

  21. 12th Czech-Polish-Slovak Mathematical School, Hlubos, Czech Republic, June 2-4, 2005, talk: On some integrals associated with the Hermite functions

  22. Ogólnopolska Konferencja Naukowa:”Równania różniczkowe i Teoria Sterowania”, Balice, Poland, September 26-28, 2001, talk: Całka Poissona związana z wielomianami Hermite'a i Laguerre'a

  23. The Eight Czech-Polish Mathematical School, Usti nad Labem, Czech Republic, June 4-7, 2001, talk: Poisson integrals for Hermite and Laguerre expansions

  24. VI Międzynarodowa Konferencja „Matematyka w Naukach Technicznych i przyrodniczych”, Krynica, Poland, May 27-30, 2001, talk: Całka Poissona związana z wielomianami Hermite'a i Laguerre'a

  25. VII Środowiskowa Konferencja Matematyczna, Iwonicz Zdrój, Poland, November 8-12, 2000, talk: O przygotowaniu nauczyciela matematyki do wyboru podręcznika

  26. Równania Różniczkowe i Teoria Sterowania, Krynica, Poland, September 11-14, 2000

  27. Summer School of Ph. D. Studies, Chocerady, Czech Republic, June 7-10, 2000

  28. IX Krajowa Konferencja Stowarzyszenia Matematyki: Matematyka się liczy, Grudziądz, Poland, February 1-4, 2000