L7A
00:00 Review of Equivalence Relation
01:50 Equivalence Class
03:20 Property and Proof
19:50 Partition
L7B
00:00 Property and Proof
10:00 Remark
L7C
00:00 Review
03:50 Examples
11:40 Partial Orders
L7D
00:00 Examples
08:30 Hasse Diagram
11:10 Examples