# O. I. Klesov

Professor, head of the department

Works in KPI since 1990

Teaches on faculties: FMF

**Courses taught:**

Probability theory and mathematical statistics;

Theory of stochastic processes;

Additional chapters of calculus;

Stochastic analysis and applications

Сторінка викладача в системі Інтелект

Список публікацій в Google Scholar

Lectures schedule (in Ukrainian) на rozklad.kpi.ua

### Education:

Taras Shevchenko National State University, 1977

### Academic degree:

Doctor thesis 2002, 01.01.05 Probability theory and mathematical statistics

### Academic rank:

Professor, 2004

### Latest works:

1. *Pseudo regularly varying functions and generalized renewal theorems*, ТВіМС, Kyiv, 2012 (in Ukrainian) (joint with V.V,Buldygin, K.-H.Indlekofer, J. G. Steinebach), 450 pp.

2. *Selected topics of probability theory and mathematical statistics*, ТВіМС, Kyiv, 2010 (in Ukrainian), 244 pp.

3. *Archimedes problem*, In the World of Mathematics, 2013, vol. 18, no. 2 (in Ukrainian) (joint with О. Lyubasova)

**Conference talks**

1. *Weak convergence of multiple sums of independent random variables*, Limit Theorems in Probability Theory and Asymptotic Statistics, International Workshop, Uppsala University, Uppsala, Sweden, May 27-28, 2013

2. *Unbounded solutions of stochastic differential equations*, Bogolyubov readings DIF-2013, Sevastopol on June 23-30 Differential equations, theory of functions and their applications, Sevastopol on June 23-30 (joint with О. А. Timoshenko)

### Latest papers:

1. *Limit theorems for record counts and times in the F-alpha-scheme*, Extremes, 2013, vol. 16, no. 2, 147-171 (http://www.springerlink.com/content/p4x111k33632j81q/) (joint with P. Doukhan, A. Pakes, J. Steinebach)

2. *Equivalent monotone versions of PRV functions*, J. Math. Anal. Appl. vol 401, 2013, 526-533 (http://www.sciencedirect.com/science/article/pii/S0022247X12010311) (joint with V. V. Buldygin, J. Steinebach)

3. *Existence of moments in the Hsu-Robbins-Erdos theorem*, Annales Univ. Sci. Budapest., Sect. Comp., 2013, vol. 39, 271-278 (joint with U. Stadtmuller)

4. *On the central limit theorem along subsequences of sums of i.i.d. random variables*, Statist. Probab. Lett., 2013 (submitted) (joint with Deli Li, G. Stoica)

5. *How large are the deviations between a distribution function and a stable law*, , Annales Univ. Sci. Budapest., Sect. Comp., 2013, vol. 40 (joint with J. Steinebach)

### Other achievements:

Academician of the Academy of Higher Education of Ukraine