1 Introduction
 1.1 Links
 1.2 Text book
 1.3 syllabus
2 My solutions to some discussion problems
 2.1 Discussion, second week
 2.2 Discussion, week 3
3 Exams
 3.1 practice exams
 3.2 Exam 1
 3.3 Exam 2
 3.4 final exam
4 HWs
 4.1 HW 1
 4.2 HW 2
 4.3 HW 3
 4.4 HW 4
 4.5 HW 5
 4.6 HW 6
 4.7 HW 7
 4.8 HW 8
 4.9 HW 9
 4.10 HW 10
5 study notes, cheat sheet
 5.1 Transform tables
 5.2 cheat sheet
 5.3 Study notes