Disclaimer: The examinations available below were prepared for previous offerings of the course. The course having evolved substantially over the years, not all problems are relevant to the current course offering. Furthermore, the terminology and notation used in the course has also evolved, so even problems which are relevant may be expressed in ways incompatible with the current offering. Finally, there is absolutely no guarantee that the examination problems for the current offering will be similar either in form or in content to previous examinations.