Rusyn Roman

Education: 

1999-2004 – Vasyl Stefanyk Precarpathian National University, Faculty of Mathematics and Informatics, specialty “Mathematics”, Master of Mathematics (Mathematics and Computer Science), Education

Postgraduate studies

2004-2007 – Vasyl Stefanyk Precarpathian National University, Faculty of Economic, 08.00.11 – mathematical methods, models and information technologies in the economy, PhD (Economics), Education

Certification training:

2009 – defense of the candidate’s dissertation on the topic “Modeling the dynamics of the formation of financial resources of banks” in the specialty 08.00.11 – mathematical methods, models and information technologies in economics at Khmelnytskyi National University;

2021 – planned scientific internship at the Ivano-Frankivsk Educational and Scientific Institute of Management of the West Ukrainian National University, “Modern teaching methods and innovative technologies of teaching economic disciplines”, certificate dated January 25, 2021, 6 ECTS credits (180 hours)

Professional activity:

2007-2010 – Assistant of Professor of the Department of Economic Cybernetics of Vasyl Stefanyk Precarpathian National University

2010 and currently – Associate Professor of the Department of Economic Cybernetics of Vasyl Stefanyk Precarpathian National University

1. Hladun V. R., Dmytryshyn M. V., Kravtsiv V. V., Rusyn R. S.  Numerical stability of the branched continued fraction expansions of the ratios of Horn’s confluent hypergeometric functions H6. Mathematical Modeling and Computing. Vol. 11, No. 4, pp. 1152–1166 (2024) https://doi.org/10.23939/mmc2024.04.1152 SCOPUS
2. Hladun, V., КravtsivV., Dmytryshyn, M., & Rusyn, R. (2024). On numerical stability of continued fractions. Matematychni Studii, 62(2), 168-183. https://doi.org/10.30970/ms.62.2.168-183 SCOPUS
3. Burtnyak I.V., Rusyn R.S. Investigating the volatility of cryptocurrencies. “Science and technology today” (Series “Pedagogy”, Series “Law”, Series “Economics”, Series “Physical and mathematical sciences”, Series “Technology”): magazine. 2024. No. 8(36) 2024. P. 265-271. https://doi.org/10.52058/2786-6025-2024-8(36)-264-271 
4. V.R. Hladun, D.I. Bodnar, R.S. Rusyn Convergence sets and relative stability to perturbations of a branched continued fraction with positive elements. Carpathian Mathematical Publications, 2024, 16(1), pp. 16-31. https://doi.org/10.15330/cmp.16.1.16-31   SCOPUS
5. Hladun, V., Rusyn, R., Dmytryshyn, M. On the analytic extension of three ratios of Horn’s confluent hypergeometric function H7.  Researches in Mathematics, 2024, 32(1), pp. 60-70. DOI: https://doi.org/10.15421/242405    SCOPUS
6. Rusyn R.S. Analysis of stock market dynamics / I.V. Burtniak, R.S. Rusyn // Bulletin of the Khmelnytskyi National University. Series: economic sciences. – Khmelnytskyi, 2023, No. 1 Volume 1. – S. 55-59 https://doi.org/10.31891/2307-5740-2023-314-1-7 
7. Rusyn, R. (2016). Investment projects: essence and classification. University Economic Bulletin, (31/1), 177-183. Retrieved from https://economic-bulletin.com/index.php/journal/article/view/275

Disciplines

Educational and methodological work

1) Conducting lectures and practical classes in the disciplines “Higher Mathematics”, “Probability theory and mathematical statistics for economists“, “Financial mathematics and insurance“, “Economic informatics” etc .; development of educational and methodical content for lectures, practical and laboratory classes.

2) Supervision of master’s and bachelor’s theses in Economics.

3) Preparation for participation in scientific conferences of students majoring in Economics.

E-mail: roman.rusyn@pnu.edu.ua

Phone: +380342-55-32-32

Vasyl Stefanyk Precarpathian National University