## Authorâ€™s registration Examples

### Case 1

Suppose that Prof. Smith and his student Mr. A submit 2 papers (P_① and P_②), and only Prof. Smith attends the conference.

### Case 2

Suppose that Prof. Smith and his students Mr. A and Mr. B, submit 3 papers (P_①, P_②, P_③), and only Prof. Smith attends the conference.

### Case 3

Suppose that Prof. Smith and his student Mr. A submit 2 papers (P_① and P_②), and both of them attend the conference.

### Case 4

Suppose that Prof. Smith and his student Mr. A submit 3 papers (P_①, P_②, P_③), and both of them attend the conference.

### Case 5

Suppose that Prof. Smith and his student Mr. A and Mr. B, submit 2 papers (P_① and P_②), and three of them attend the conference.

### Case 6

Suppose Prof. Smith and his students Mr. A and Mr. B, submit 3 papers (P_①, P_②, P_③), and three of them attend the conference.

### Case 7

Suppose Prof. Smith and his student Mr. A submit 1 paper (P_①), and only Mr. A attends the conference.

### Case 8

Suppose that Prof. Smith and his student Mr. A submit 1 paper (P_①), and both of them attend the conference.