Chapter 2
HWs

 2.1 HW 1
 2.2 HW 2
 2.3 HW 3
 2.4 HW 4
 2.5 HW 5
 2.6 HW 6
 2.7 HW 7
 2.8 HW 8
 2.9 HW 9
 2.10 HW 10
 2.11 HW 11
 2.12 HW 12
 2.13 HW 13