We worked on a van der Pol problem after the quiz:
There is a quiz in class. The quiz covers material through the end of chapter 6.
Relevant book problems:
6.3: 1 to 6, 9, 10, 14, 16
6.4: 1 to 6
6.5: 1 to 6, 9, 11, 12, 13, 19, 20
6.8: 1 to 8.
Reference sheet for quiz: You will be allowed to bring a reference sheet (the front of a single page, handwritten) to use as a reference during the quiz.