Are Finite Upper Half Plane Graphs Ramanujan?

Audrey Terras. Are Finite Upper Half Plane Graphs Ramanujan?. In Joel Friedman, editor, Expanding Graphs, Proceedings of a DIMACS Workshop, Princeton, New Jersey, USA, May 11-14, 1992. Volume 10 of DIMACS Series in Discrete Mathematics and Theoretical Computer Science, pages 125, DIMACS/AMS, 1992.

Abstract

Abstract is missing.