| July 1/2002 | Added solutions to B-2c and B-2d, and all of C-1. |
| July 2/2002 | Fixed solutions to A-4b and c. (Just switched order.) B-2a -- changed TE to 50 ms to match solution. B-4a -- added some comments and corrected the answer (sentence was incomplete!) |
| July 5/2002 | Added problems C-3, and solutions C-2 and C-3. |