**Vol. 73**. Lyubich, Mikhail; Takhtadzhian, Leon Armenovich (Eds.) *Graphs and patterns in mathematics and theoretical physics : proceedings of the Conference on Graphs and Patterns in Mathematics and Theoretical Physics, dedicated to Dennis Sullivan's 60th birthday, June 14-21, 2001, Stony Brook University, Stony Brook, New York *

QA166 C663 2001