61.11 Chapter 1, section 1.2. Riccati Equation. subsection 1.2.6-3. Equations with tangent.

61.11.1 problem 27
61.11.2 problem 28
61.11.3 problem 29
61.11.4 problem 30
61.11.5 problem 31
61.11.6 problem 32
61.11.7 problem 33
61.11.8 problem 34
61.11.9 problem 35
61.11.10 problem 36
61.11.11 problem 37