Category Theory

With one exception, these papers are original and fullyrefereed research articles on various applications ofCategory Theory to Algebraic Topology, Logic and ComputerScience. The exception is an outstanding and lengthy surveypaper by Joyal/Street (80 pp) on a growing subject: it givesan account of classical Tannaka duality in such a way as tobe accessible to the general mathematical reader, and toprovide a key for entry to more recent developments andquantum groups. No expertise in either represe