Publications

1. Regularity for double phase functionals with two modulating coefficients. Bogi Kim, Jehan Oh*, Journal of Geometric Analysis 34 (5) (2024), Art. 134, 51 pp.

2. Labor supply flexibility and portfolio selection with early retirement option. Junkee Jeon, Jehan Oh*, Applied Mathematics and Optimization 88 (3) (2023), Art. 88, 50 pp.

3. C^1 regularity for some degenerate/singular fully nonlinear elliptic equations. Sumiya Baasandorj, Sun-Sig Byun, Jehan Oh*, Applied Mathematics Letters 146 (2023), 108830, 10 pp.

4. Time-dependent double obstacle problem arising from European option pricing with transaction costs. Jehan Oh*, Namgwang Woo, Kyungpook Mathematical Journal 62 (4) (2022), 615-640.

5. Gradient estimates for parabolic problems with Orlicz growth and discontinuous coefficients. Jehan Oh, Jihoon Ok*, Mathematical Methods in the Applied Sciences 45 (14) (2022), 8718-8736.

6. On W^{2,p}-estimates for solutions of obstacle problems for fully nonlinear elliptic equations with oblique boundary conditions. Sun-Sig Byun, Jeongmin Han*, Jehan Oh, Calculus of Variations and Partial Differential Equations 61 (5) (2022), Art. 162, 15 pp.

7. Finite horizon portfolio selection problem with a drawdown constraint on consumption. Junkee Jeon, Jehan Oh*, Journal of Mathematical Analysis and Applications 506 (1) (2022), 125542, 41 pp.

8. Gradient estimates for multi-phase problems. Sumiya Baasandorj*, Sun-Sig Byun, Jehan Oh, Calculus of Variations and Partial Differential Equations 60 (3) (2021), Art. 104, 48 pp.

9. Regularity results for generalized double phase functionals. Sun-Sig Byun, Jehan Oh*, Analysis & PDE 13 (5) (2020), 1269-1300.

10. Calderón-Zygmund estimates for generalized double phase problems. Sumiya Baasandorj*, Sun-Sig Byun, Jehan Oh, Journal of Functional Analysis 279 (7) (2020), 108670, 57 pp.

11. Nonlinear obstacle problems with double phase in the borderline case. Sun-Sig Byun, Yumi Cho, Jehan Oh*, Mathematische Nachrichten 293 (4) (2020), 651-669.

12. Interior and boundary higher integrability of very weak solutions for quasilinear parabolic equations with variable exponents. Karthik Adimurthi*, Sun-Sig Byun, Jehan Oh, Nonlinear Analysis 194 (2020), 111370, 54 pp.

13. (1+2)-dimensional Black-Scholes equations with mixed boundary conditions. Junkee Jeon, Jehan Oh*, Communications on Pure and Applied Analysis 19 (2) (2020), 699-714.

14. Regularity for multi-phase variational problems. Cristiana De Filippis*, Jehan Oh, Journal of Differential Equations  267 (3) (2019), 1631-1670.

15. On global L^q estimates for systems with p-growth in rough domains. Miroslav Bulíček, Sun-Sig Byun, Petr Kaplický, Jehan Oh, Sebastian Schwarzacher*, Calculus of Variations and Partial Differential Equations 58 (6) (2019), Art. 185, 27 pp.

16. Regularity results of the thin obstacle problem for the p(x)-Laplacian. Sun-Sig Byun, Ki-Ahm Lee, Jehan Oh*, Jinwan Park, Journal of Functional Analysis 276 (2) (2019), 496-519.

17. Valuation of American strangle option: variational inequality approach. Junkee Jeon, Jehan Oh*, Discrete and Continuous Dynamical Systems - Series B 24 (2) (2019), 755-781.

18. Gradient estimates for double phase problems with irregular obstacles. Sun-Sig Byun, Yumi Cho, Jehan Oh*, Nonlinear Analysis 177 (2018), 169-185.

19. Nondivergence elliptic and parabolic problems with irregular obstacles. Sun-Sig Byun, Ki-Ahm Lee, Jehan Oh*, Jinwan Park, Mathematische Zeitschrift 290 (3-4) (2018), 973-990.

20. Global gradient estimates for asymptotically regular problems of p(x)-Laplacian type. Sun-Sig Byun, Jehan Oh*, Communications in Contemporary Mathematics 20 (8) (2018), 1750079, 15 pp.

21. Global Morrey regularity for asymptotically regular elliptic equations. Sun-Sig Byun, Jehan Oh*, Applied Mathematics Letters 76 (2018), 227-235.

22. Global gradient estimates for the borderline case of double phase problems with BMO coefficients in nonsmooth domains. Sun-Sig Byun, Jehan Oh*, Journal of Differential Equations 263 (2) (2017), 1643-1693.

23. Global gradient estimates for non-uniformly elliptic equations. Sun-Sig Byun, Jehan Oh*, Calculus of Variations and Partial Differential Equations 56 (2) (2017), Art. 46, 36 pp.

24. W^{2,p} estimates for solutions to asymptotically elliptic equations in nondivergence form. Sun-Sig Byun, Jehan Oh*, Lihe Wang, Journal of Differential Equations 260 (11) (2016), 7965-7981.

25. Global Calderón-Zygmund theory for nonlinear elliptic obstacle problems with asymptotically regular nonlinearities. Sun-Sig Byun, Yumi Cho*, Jehan Oh, Nonlinear Analysis Series A: Theory, Methods & Applications 123/124 (2015), 150-157.

26. Global Calderón-Zygmund theory for asymptotically regular nonlinear elliptic and parabolic equations. Sun-Sig Byun, Jehan Oh*, Lihe Wang, International Mathematics Research Notices 2015 (17) (2015), 8289-8308.

* : Corresponding author