1. No, you don't need to pre-register.
Simply come to the first lecture and put your contact details into our participants' list.
2. Conditions for obtaining certificates
STUDENTS CAN RECEIVE CERTIFICATES ("SCHEINE") FOR
1) PARTICIPATION (Participation certificate) OR for
2) SUBMITTING A PAPER (Certificate with credit points and grades. 2, 4, OR 6 ETCS).
Regular participation in both cases - not more than 3/4 times absence
Certificate with credit points and grades:
2. Submission of papers