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Ph.D student in Sogang university
E-mail: ggha@sogang.ac.kr
I am a Ph.D. student in the Department of Mathematics at Sogang University,
and my advisor is Professor Jihoon Ok.
I am interested in:
Partial differential equations (PDEs)
Free boundary problems arising from mathematical finance
Regularity theory for free boundaries
News / updates
June 2026: Preprint "Finite-Horizon Portfolio Choice, Labor Supply, and Early Retirement under Borrowing Constraints " available.
[Upcoming] Aug 2026: Visiting Student at Hong Kong Polytechnic University.
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