7.13 Section 2.8.1, Singular points, Euler equations. Page 201

7.13.1 problem Example 2
7.13.2 problem 1
7.13.3 problem 2
7.13.4 problem 3
7.13.5 problem 4
7.13.6 problem 5
7.13.7 problem 6
7.13.8 problem 7
7.13.9 problem 9
7.13.10 problem 10