# Preprint

1. (with Doyoon Kim and Kwan Woo) Trace theorem and non-zero boundary value problem for parabolic equations in weighted Sobolev spaces (pdf)
2. (with Doyoon Kim and Kijung Lee) Parabolic systems with measurable coefficients in weighted Sobolev spaces (pdf)
3. (with Ildoo Kim)  A sharp -regularity result for second-order stochastic partial differential equations with unbounded and fully degenerate leading coefficients (pdf)
4. (with Daehan Park) A Sobolev space theory for the time-fractional stochastic partial differential equations driven by Levy processes (pdf) arXiv:2006.05050
5. (with Daehan Park and Junhee Ryu) A Sobolev space theory for the stochastic partial differential equations with space-time nonlocal operators (pdf)