This book constitutes the refereed proceedings of the Third Asian Computing Science Conference, ASIAN'97, held in Kathmandu, Nepal, in December 1997. The volume presents 24 revised full papers selected from a total of 94 submissions. Also included are an abstract of the keynote by Michael O. Rabin, two full invited presentations, and 10 posters. Among the areas addressed are programming languages, formal methods, mathematical logic, reasoning and constraints, real-time computing, networking, mobile computing, image processing, hardware verification, and parallel processing.