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Myroslav Liubymyi

Ukrainian IMO 2025 bronze medalist; mathematics student at Jagiellonian University
Mercor · Krakow Metropolitan Area; Kyiv, Ukraine · academic
Represented Ukraine At IMO 2025 And Won BronzeMertens Scholarship Recipient At Jagiellonian University (Krakow)Represented Ukraine At IMO 2025 And Won Bronze (22 Pts)Multi-year International Olympiad Record: APMO 2024 Honourable Mention, European Mathematical Cup 2023 First Prize

Myroslav Liubymyi is a Ukrainian competitive mathematician who won a bronze medal for Ukraine at the 66th International Mathematical Olympiad (IMO 2025) in Sunshine Coast, Australia, scoring 22 points (243rd of 630). He was an 11th-grade student at Rusanivskyi Lyceum in Kyiv's Dniprovskyi district, one of three lyceum students on Ukraine's 2025 IMO team, and he developed his interest in mathematics in childhood through his parents and a mathematics-circle teacher. He earned an honourable mention at APMO 2024, took first prize at the 2023 European Mathematical Cup, and placed 5th at the 73rd Slovak Mathematical Olympiad CAPS competition. He is now a mathematics student at Jagiellonian University in Krakow on the Mertens Scholarship and lists a current role as an IMO-FrontierMath Writer at Mercor.

Ukrainian competitive mathematician from Kyiv. Grew up with an interest in mathematics kindled by his parents and reinforced by a mathematics-circle teacher; at Rusanivskyi Lyceum he competed on the national olympiad circuit and prepared largely independently, working problems from educational resources and from math circles and training camps. In July 2025 he represented Ukraine at the 66th IMO (Sunshine Coast, Australia), taking bronze with 22 points. He is now a mathematics student at Jagiellonian University in Krakow on the Mertens Scholarship. In an interview for the Ukrainian Junior Academy of Sciences (MAN) he said he was very satisfied with the organisation of the 2025 IMO, noting the on-desk communication cards for contestants.

Details
LocationKrakow Metropolitan Area; Kyiv, Ukraine
Company sitemercor.io
UniversityJagiellonian University
Olympiad mathematicsProblem solvingMathematics
Notes
  • Won bronze for Ukraine at IMO 2025 with 22 points (243rd of 630), solving P2 and P5 fully (7+7).
  • Lists a current role as IMO-FrontierMath Writer at Mercor, connecting elite olympiad math skill to AI model evaluation/training work.
  • Studied 11th grade at Rusanivskyi Lyceum (Kyiv, Dniprovskyi district); the lyceum supplied three of Ukraine's six IMO 2025 team members (Liubymyi, Semyrenskyi, Zabigailo), making it the dominant single source of that team.
  • Mertens Scholarship recipient at Jagiellonian University's Faculty of Mathematics and Computer Science, listed under Ukraine/Mathematics for 2025/26 - the Krakow scholarship recruits top international olympiad talent, indicating he enrolled there after finishing lyceum.
  • Lists a current role as 'IMO-FrontierMath Writer' at Mercor - elite olympiad problem-solvers authoring FrontierMath-style benchmark problems, tying his competition skill to frontier AI evaluation work.
  • Studied at Rusanivskyi Lyceum in Kyiv, which sent three of its students to Ukraine's IMO 2025 team (Liubymyi, Semyrenskyi, Zabigailo).
  • Recipient of the Mertens Scholarship at Jagiellonian University's Faculty of Mathematics and Computer Science, listed under Ukraine/Mathematics for the 2025/26 academic year.
  • A multi-year international record predating the IMO medal: APMO 2024 honourable mention (14 pts), European Mathematical Cup 2023 first prize, and 5th at the 73rd Slovak MO CAPS competition (2023/24, 34/42).
  • Honourable mention at APMO 2024 (14 points) and bronze at the 2023 European Mathematical Cup - a multi-year international olympiad record predating the IMO medal.
  • Told MAN that his interest in mathematics began in childhood, sparked by his parents and reinforced by a mathematics-circle teacher, and that he prepared for the IMO largely independently via educational resources and training camps - a self-directed preparation profile.
  • Kyiv local-government and MAN coverage list him (bronze) alongside teammates Zabigailo and Semyrenskyi, all three from the same lyceum, consistent across city, district and national outlets.

Competition record

Ukraine · IMO

2025 · Bronze · Rank 243