Yoneda, S. (Chicago Univ. Chicago, IL, United States)
Sylvester, P. J. (Chicago Univ. Chicago, IL, United States)
Simon, S. B. (Chicago Univ. Chicago, IL, United States)
Grossman, L. (Chicago Univ. Chicago, IL, United States)
Hsu, A. (Illinois Mathematics and Science Academy Aurora., United States)