SOFSEM 2004: Theory and Practice of Computer Science, 30 conf

This book constitutes the refereed proceedings of the 30th Conference on Current Trends in Theory and Practice of Computer Science, SOFSEM 2004, held in Mer?n, Czech Republic, in January 2004. The volume presents 10 invited lectures and 22 full papers selected from 136 submissions. Among the topics covered are computer science theory, programming theory, database systems, information systems, cognitive technologies and Web technologies.