61.16 Chapter 1, section 1.2. Riccati Equation. subsection 1.2.7-3. Equations containing arctangent.

61.16.1 problem 19
61.16.2 problem 20
61.16.3 problem 21
61.16.4 problem 22
61.16.5 problem 23
61.16.6 problem 24
61.16.7 problem 25
61.16.8 problem 26
61.16.9 problem 27