Stochastic Geometry and Image Analysis (A.J. Baddeley). Systematic Program Development (C.B. Jones). Algorithmic Aspects of Some Notions in Classical Mathematics (L. Lovasz). Problems and Perspectives in Robotics (J.T. Schwartz). Algebra of Communicating Processes (J.A. Bergstra and J.W. Klop). Relaxation Times for Queueing Systems (J.P.C. Blanc and E.A. van Doorn). Some Current Developments in Density Estimation (P. Groeneboom). Experimental Mathematics (M. Hazewinkel). Numerical Analysis of Shallow Water Equations (P.J. van der Houwen, B.P. Sommeijer, J.G. Verwer and F.W. Wubs). Primality Testing (H.W. Lenstra, Jr.). Algorithmics (L.G.L.T. Meertens). Uniform Asymptotic Expansions of Integrals (N.M. Temme).