Notification and materials for classes are available as in e-class web-page.
Please, check notification below in each class sub-page periodically to not miss important information related to lecture (e.g., exam date, score, home work assignment, etc)
Do not hesitate to send Email to me via gmail or Gachon e-mail anytime if you have any question about classes.
You can visit my office room 314 at industry-academy cooperation building at office hour (see a syllabus of a lecture)