This volume is the last of three volumes devoted to the work of one of the most prominent 20th century mathematicians. Throughout his mathematical work, A.N. Kolmogorov (1903-1987) showed great creativity and versatility and his wide-ranging studies in many different areas, led to the solution of conceptual and fundamental problems and the...

Information retrieval covers the problems relating to the effective storage, access, and searching of information required by individuals. Currently, information is continuing to grow exponentially, diversifying into many forms and media. In this complex retrieval labyrinth there is a definite need for increased effort aimed at tailoring IR...

The "European Institute for System Security (E.I.S.S.)" was founded on February 29, 1988 by cabinet resolution of the state government Baden-Wurttemberg. It is headed by Professor Thomas Beth and is affiliated with the Institute for Algorithms and Cognitive Systems (IAKS) of the Faculty for Computer Science at the University of...