L8A
00:00 Review of partial order
01:45 Total order
04:10 Examples
15:40 Poset
17:05 Maximal and minimal element
L8B
00:00 Greatest and least element
01:30 Example
06:45 Lower bound and upper bound
09:00 Greatest lower bound and least upper bound
10:30 Example
15:30 Lattice
16:30 Example