82.6 Chapter 33. Systems of ordinary differential equations. Page 1059

82.6.1 problem 33-1 (a)
82.6.2 problem 33-1 (b)
82.6.3 problem 33-2
82.6.4 problem 33-31
82.6.5 problem 33-38
82.6.6 problem 33-39
82.6.7 problem 33-40
82.6.8 problem 33-50
82.6.9 problem 33-51