Here are some notes which I gave lectures

LaTeX (Written in Korean)

Below are some notes I have written up for some courses I have taken. (Very Rough!)

2018-1 Geometric Analysis: Yamabe Problem and Geometric flow (Sogang University, Mathematics, Prof. Pak Tung Ho) / daily updated (last updated: 2018-06-08)
2017-1 General Relativity  (Sogang University, Physics,  Prof. Jeong-Hyuck Park) / revised (2018-04-26)