CUCS-66-83 WHAT IS THE COMPLEXITY OF RELATED ELLIPTIC, PARABOLIC AND PROBLEMS? Arthur G. Werschulz Division of Science and Mathematics Fordham University/College at Lincoln Center New York, N.Y. 10023 and Department of Computer Science columbia University New York. N.Y. 10027 July. 1983 This research was supported in part by the National Science Foundation under Grants MCS-8203211 and MCS-83031ll.