set 1:    due 1/25/00:
                  8-3; 8-12;8-15; 8-16;
                  extra: show that eq. (8.77) can be obtained from Lorentz transformation of
                              the electromagnetic field tensors, see eqs (14.76) and section 14.7

set 2:   due   2/1/00
                    9-2, 9-17,  9-21

 set 3:  due   2/8/00
                 10-5; 10-9; 10-21;  10-23

set 4:    due 2/15/00
           10-29; 10-31

set 5. due  2/22  /00
               11-5a, 11-8, 11-10, 11-17

set 6.  due  2/29/00 (once every four years)
           12-11 (can use numerical integration)
            12-12;  12-19; 12-20; 12-24