17:27 duration 17 minutes 27 seconds
Lecture 9.4-part 1
14:05 duration 14 minutes 5 seconds
Lecture 5.4 - Part 2
19:24 duration 19 minutes 24 seconds
Lecture 5.5 - Part 3
13:33 duration 13 minutes 33 seconds
Lecture 2.3 - Part 4