Biography

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Date and place of birth: 01.12.1994, Gevgelija
Academic degree: Master of Applied Mathematics – Mathematical Statistics, Actuarial Science and Mathematical Modeling in Economics
Research area: Extreme Value Theory, Order Statistics and Risk Theory
Address: Faculty of Natural Sciences and Mathematics, Institute of Mathematics, Archimedes St. 3, 1000 Skopje
E-mail: stevogjorgiev@gmail.com

EDUCATION

PhD Candidate in Mathematical Sciences and Applications

November 2023 – Present

Applied Mathematics – Mathematical Statistics, Actuarial Science and Mathematical Modeling in Economics (10.00)
October 2019 – January 2023
Faculty of Natural Sciences and Mathematics, Mathematics, UKIM
(Master’s thesis title: Extreme Value Theory and Its Application in Determining Value at Risk, mentor: Dr. Aneta Gacovska-Barandovska)

Graduate Mathematician (9.49)
September 2016 – February 2020
Faculty of Natural Sciences and Mathematics, Mathematics, UKIM, Theoretical Mathematics
(Bachelor’s thesis title: Theory of Random Sampling with Special Emphasis on Stratified Random Sampling, mentor: Dr. Irena Stojkovska)

Graduate Mathematician – Engineer in Mathematical Economics (9.54)
September 2013 – July 2018
Faculty of Natural Sciences and Mathematics, Mathematics, UKIM, Mathematical Economics
(Bachelor’s thesis title: Mathematical Theory of Cooperative Games with Application in Economic-Political Conflicts, mentor: Dr. Aneta Gacovska-Barandovska)

Books

Mobility and Study stays

• Internship within the Erasmus+ Programme, Bulgarian Academy of Sciences (BAS), June 2025, Sofia, Bulgaria, under the supervision of Prof. Dr. Evgenia Stoimenova

Articles and Conferences

• S. Gjorgiev, Mathematical modeling in economics using a linear function, Numerus 2025/2026, No. 51-3, 10–16.
• S. Gjorgiev, Elements of financial mathematics, Diofant, Year 3, Issue 3 (in press).
• S. Gjorgiev, Sampling weight factor, Sigma 2023/2024, No. 133, 1–2.
• S. Gjorgiev, M. Tanchevska, Elements of game theory, Sigma 2023/2024, No. 132, 1–3.
• S. Gjorgiev, Figurate numbers, Numerus 2023/2024, No. 49-2, 1–5.
• S. Gjorgiev, M. Tanchevska, The St. Petersburg paradox, Sigma 2023/2024, No. 131, 1–2.
• S. Gjorgiev, M. Tanchevska, Time value of money, Sigma 2023/2024, No. 130, 1–2.
• S. Gjorgiev, Stratified random sample, Popular Science Papers from the Sixth Seminar “Mathematics and Applications”, Mathematical Omnibus 11 (2024), 29–41.
• S. Gjorgiev, M. Tanchevska, Types of random samples (Part II), Sigma 2022/2023, No. 129, 1–4.
• S. Gjorgiev, M. Tanchevska, Types of random samples (Part I), Sigma 2022/2023, No. 128, 1–4.
• S. Gjorgiev, M. Tanchevska, Basic classification of sampling methods, Sigma 2022/2023, No. 127, 1–3.
• S. Gjorgiev, M. Tanchevska, Basic concepts of mathematics in insurance, Sigma 2022/2023, No. 126, 1–4.
• I. Stojkovska, S. Gjorgiev, The three Pythagorean means, Numerus 2021/2022, No. 47-3, 1–6.
• S. Gjorgiev, Lunar arithmetic, Numerus 2021/2022, No. 47-2, 1–5.
• S. Gjorgiev, (Im)possible winning strategy, Popular Science Papers from the Fifth Seminar “Mathematics and Applications”, Mathematical Omnibus 9 (2021), 137–148.
• S. Gjorgiev, Shapley–Shubik power index – from theory to everyday life, Popular Science Papers from the Third Seminar “Mathematics and Applications”, Mathematical Omnibus 5 (2019), 131–153.

CONGRESSES, CONFERENCES AND SEMINARS

• 20th Annual Meeting of the Bulgarian Section of SIAM, Sofia, Bulgaria, December 2025
  • S. Gjorgiev, E. Stoimenova, A. Gacovska-Barandovska, Estimators of the OLiHL distribution: properties and applications.
• Fifth International Conference on Mathematics, Physics and Related Sciences Education, Skopje, North Macedonia, November 2025
  • S. Gjorgiev, A. Gacovska-Barandovska, Formal mathematical approaches to solving competitive economic problems.
  • S. Gjorgiev, E. Celakoska, V. Celakoska, An intuitive geometric approach to solving double integrals among mathematics and engineering students.
• November – Month of Science 2024, Skopje, North Macedonia, November 2024
  • S. Gjorgiev, The importance of mathematical and financial literacy in everyday life.
• Seventh Seminar on Mathematics and Applications, Skopje, North Macedonia, March 2024
  • S. Gjorgiev, Some problems in probability theory.
• Fourth International Conference on Mathematics, Physics and Related Sciences Education, Skopje, North Macedonia, November 2023
  • S. Gjorgiev, Illustration of the case analysis method in combinatorics problems.
• VII Macedonian Mathematical Congress, Struga, North Macedonia, June 2023
  • S. Gjorgiev, E. Zeqiri, V. Manova-Eraković, I. Stojkovska, Measuring and improving the level of statistical literacy of first-year undergraduate biology students.
  • S. Gjorgiev, A. Gacovska-Barandovska, Determining Value at Risk using Extreme Value Theory on financial datasets.
• Sixth Seminar on Mathematics and Applications, Skopje, North Macedonia, March 2023
  • S. Gjorgiev, Stratified random sample.
• Third International Conference on Mathematics, Physics and Related Sciences Education, Skopje, North Macedonia, May 2022
  • E. Zeqiri, S. Gjorgiev, I. Stojkovska, Statistical literacy of undergraduate students before studying statistics as part of the curriculum.
• Fifth Seminar on Mathematics and Applications, Skopje, North Macedonia, March 2021
  • S. Gjorgiev, (Im)possible winning strategy.
• Third Seminar on Mathematics and Applications, Skopje, North Macedonia, December 2018
  • S. Gjorgiev, Shapley–Shubik power index – from theory to everyday life.
• November – Month of Science 2018, Skopje, North Macedonia, November 2018
  • S. Gjorgiev, S. Arnaudova, D. Ugarchev, Mathematical background of card tricks (experiment).
• 45th Primatijada, Budva, Montenegro, May 2018
  • S. Gjorgiev, M. Tanchevska, Qualitative analysis of the Lotka–Volterra model.
• VI Congress of Mathematicians of Macedonia, Ohrid, North Macedonia, 2016
  • S. Gjorgiev, V. Kochovski, An approach to the revenue function when its components follow a geometric progression.

Other activities

TRAININGS AND PARTICIPATION

• Team Leader at the Southeast European Mathematical Olympiad for University Students (SEEMOUS 2026), March 2026, Paphos, Cyprus
• Lecturer at the Autumn Mathematical School 2025, Union of Mathematicians of Macedonia, October–December 2025
• Lecturer at Training for Integrating Financial Education into Regular and Extracurricular Mathematics Lessons, KOMFSN, November 2025
• Team Leader at the International Economics Olympiad, July 2025, Baku, Azerbaijan
• Team Leader at the International Economics Olympiad, July 2024, Hong Kong, China
• Team Leader at the International Economics Olympiad, July 2023, Volos, Greece
• Training on Strategies to Stimulate Creativity in Mathematics Teaching, 7th Macedonian Mathematical Congress, June 2023, Struga, N. Macedonia
• Training on Introduction to Seasonal Adjustment and JDemetra+, January 2021 (online), organized by EUROSTAT
• Training on Statistics for Trade in Services 2020 (SITS), November 2020 (online), organized by the UN Statistics Division and WTO in cooperation with UNCTAD
• Training on Research Methodology – Week III, October 2019, Petrovac, Montenegro, organized by Statistics Sweden and the International Swedish Development Agency
• Training on Research Methodology – Week II, September 2019, Durrës, Albania, organized by Statistics Sweden and the International Swedish Development Agency
• Training on Advanced MS Excel 2016, August 2019, Skopje, N. Macedonia, organized by the State Statistical Office of N. Macedonia in cooperation with SEMOS Computer Education Center as part of the IPA project to improve civil servants' computer skills
• Training on Research Methodology – Week I, June 2019, Bijela, Montenegro, organized by Statistics Sweden and the International Swedish Development Agency
• Training on Time Series and Econometrics, April 2019, Valencia, Spain, organized by EUROSTAT
• Training on Using Mathematics Collections from Grades 1–9 and Evaluating Students’ Achievements, November 2018, Štip, N. Macedonia, organized by PMF at UKIM and FON at UGD in cooperation with Prosvetno Delo
• International Conference on Natural Sciences and Mathematics, March 2018, Skopje, N. Macedonia, organized by PMF at UKIM and DFRM
• VI Congress of Mathematicians of Macedonia, 2016, Ohrid, N. Macedonia

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EVENT ORGANIZATION

• 9th Seminar "Mathematics and Applications," March 2026
• 5th International Conference on Mathematics, Physics, and Related Sciences Education, November 2025
• 29th Junior Balkan Mathematical Olympiad (JBMO), Struga, N. Macedonia, June 2025
• 8th Seminar "Mathematics and Applications," March 2025
• 7th Seminar "Mathematics and Applications," March 2024
• 4th International Conference on Mathematics, Physics, and Related Sciences Education, November 2023
• Autumn Mathematical School 2023 (AMS 2023)
• VII Macedonian Mathematical Congress 2023
• 6th Seminar "Mathematics and Applications," March 2023
• Southeast European Mathematical Olympiad for University Students (SEEMOUS 2023), March 2023
• Autumn Mathematical School 2022 (AMS 2022)
• 34th Balkan Mathematical Olympiad (BMO), Ohrid, N. Macedonia, May 2017 (as part of the organization)
• "November – Month of Science 2017," November 2017, Skopje, N. Macedonia, organized by the Union of Chemists and Technologists of Macedonia, et al. (as part of the organization)
• 18th Junior Balkan Mathematical Olympiad (JBMO), Ohrid, N. Macedonia, June 2014 (as part of the organization)

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MEMBERSHIP AND EDITORIAL WORK

• Member of the Union of Mathematicians of Macedonia
• Member of the Committee for Selecting Problems for Mathematics Competitions for Primary School Students
• Member of the Committee for Selecting Problems for Mathematics Competitions for Secondary School Students
• Member of the Committee for Organizing and Selecting Problems for the Macedonian Economics Olympiad (MEO)
• Member of the Editorial Board of the popular mathematics magazine Numerus, SMM, Skopje, N. Macedonia
• Chief Editor of the "Competition Problems" section in Numerus (2022–2024)
• Member of the Board for Organizing and Conducting Mathematics Competitions for Primary School Students (2022–present)
• Member of the SMM team preparing proposed problems for the International Economics Olympiads (2023–present)
• Member of the SMM team preparing the Macedonian team for the International Economics Olympiad
• Member of the Disciplinary Committee at the Faculty of Natural Sciences and Mathematics, Skopje (2023–2024)
• Member of the Self-Evaluation Committee at the Faculty of Natural Sciences and Mathematics, Skopje (2024–present)
• Member of the Committee for Evaluating Demonstrations at the "November – Month of Science 2025" event
• Member of the Jury Committee for evaluating Business Studies at the International Economics Olympiad (IEO 2025)
• Member of the Committee for Evaluating Demonstrations at the "November – Month of Science 2024" event
• Member of the Jury Committee for evaluating Business Studies at the International Economics Olympiad (IEO 2024)
• Member of the Committee for Evaluating Projects at the Sports-Science Event PRIMATIADA 2024
• Member of the team for creating the first Macedonian card game "Planet Erida"

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OTHER

• Coordinator of the Southeast European Mathematical Olympiad for University Students (SEEMOUS 2023)
• Regional Instructor for conducting the 2021 Census statistical operation in the municipalities of Gevgelija and Dojran
• Delegate of SMM for municipal and regional mathematics competitions
• Member of the Committee for Reviewing Mathematics Competition Problems for Primary and Secondary Education organized by SMM
• Collaborator at the web portal Mathematics+

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AWARDS

• 2025, mentor of students who won bronze medals at the International Economics Olympiad 2025 (IEO 2025)
• 2023, mentor of a student who won a bronze medal at the International Economics Olympiad 2023 (IEO 2023)
• 2018, Best Graduate Student of the 2017/2018 academic year at the Institute of Mathematics, Faculty of Natural Sciences and Mathematics, Skopje, UKIM, first cycle, four-year studies
• 2018, 3rd Prize for Mentoring Students in a Mathematics Experiment on "Mathematical Background of Card Tricks," "November – Month of Science 2018"
• 2018, 2nd Prize at the Scientific-Sports Event, Stevo Gjorgiev, Maja Tanchevska, Qualitative Analysis of the Lotka–Volterra Model, 2018, Budva, Montenegro, 27.04–02.05.2018
• 2013, Best Student of the 2012/2013 school year at SOU “Josif Josifovski,” Gevgelija
• 2013, Best Business Plan at a competition organized by CES Training Center, 2013, Skopje, N. Macedonia
• 2012, Recipient of the "Aco Karamanov" Award from Radovish Municipality and the Institute of Macedonian Language “Krste Misirkov” for an essay on "Macedonian Identity in Contemporary Macedonian Prose"
• 2008–2013, Awards from national and international competitions for primary and secondary school students

 

Проекти