Mathematics and Computers in Simulation

Editor-in-Chief: R. Beauwens Fac. des Sciences Appliquées, Campus Du Solbosch, Université Libre de Bruxelles (ULB), Av. F. Roosevelt 50, B-1050 Brussels, Belgium, Founding Editor and Editor Emeritus: R. Vichnevetsky , Senior Editors: M. McAleer Econometric Inst., Erasmus Universiteit Rotterdam, Postbus 1738, 3000 DR Rotterdam, Netherlands, E. Mosekilde Dept. of Physics, Danmarks Tekniske Universitet (DTU), Building 309, Room 126, DK-2800 Lyngby, Denmark, J. Nedoma Inst. of Computer Science, Academy of Sciences of the Czech Republic, Pod Vod. vezí 2, 182 07 Prague, Czech Republic, S.P. Norsett Dept. of Mathematical Sciences, Norwegian University of Science & Technology (NTNU), Sentralbygg 2, Alfred Getz' vei 1, Gløshaugen, NO-7491 Trondheim, Norway, L. Oxley Dept. of Economics, University of Canterbury, PRIVATE BAG 4800, 8140 Christchurch Mail Centre, Christchurch, New Zealand, A. Preumont CP 165 50, Université Libre de Bruxelles (ULB), Av. F-D Roosevelt 50, 1050 Bruxelles, Belgium, K.K. Sabelfeld Analysis & Stochastics, Weierstrass Institute for Applied Analysis and Stochastics (WIAS), Mohrenstr. 39, 10117 Berlin, Germany, S. Steinberg Dept. of Mathematics and Statistics, University of New Mexico, Albuquerque, NM 87131, USA, T. Taha Computer Science, UGA, 415 GSRC, Athens, GA 30602-7404, USA, Editors: M.L. Abell Georgia Southern University, Statesboro, GA, USA, B. Amaziane Université de Pau, Pau, France, A. Borghese Università degli Studi di Milano, Milano, Italy, P. Brochet Ecole Centrale de Lille, Villeneuve d'Ascq, France, J. Cao Southeast University, Nanjing, China, M. Caporin Università degli Studi di Padova, Padova, Italy, F. Chan Curtin University, Perth, WA, Australia, C.L. Chang National Chung-Hsing University, Taichung, Taiwan, ROC, L. Gardini Università degli Studi di Urbino, Urbino, Italy, K. Gustafson University of Colorado, Boulder, CO, USA, B. Hofmann Technische Universität Chemnitz, Chemnitz, Germany, L.O. Jay University of Iowa, Iowa City, IA, USA, M. Kirby University of Utah, Salt Lake City, UT, USA, B. Koren Centrum voor Wiskunde en Informatica (CWI), Amsterdam, Netherlands, P.L. Kunsch Vrije Universiteit Brussel (VUB), Brussels, Belgium, N.A. Kuznetsov Institute for Information Transmission Problems, Moscow, Russian Federation, C. Lécot Université de Savoie, Le Bourget-du-Lac, France, D. Malchiodi Università degli Studi di Milano, Milano, Italy, M. Mascagni Florida State University, Tallahassee, FL, USA, M.C. Medeiros Pontificia Universidade Catolica (PUC), Rio de Janeiro, Brazil, K,. Meerbergen Katholieke Universiteit Leuven, Heverlee, Belgium, D. Negrut University of Wisconsin at Madison, Madison, WI, USA, J. Respondek Silesian University of Technology, Gliwice, Poland, J.R. Rice Purdue University, West Lafayette, IN, USA, G. Richter Rutgers University, Piscataway, NJ, USA, E. Roanes-Lozano Complutense University of Madrid, Madrid, Spain, D. Roose Katholieke Universiteit Leuven, Heverlee, Belgium, R. Serban Xulu Entertainment, Milpitas, CA, USA, B. Simeon Technische Universität München (TUM), Garching Bei München, Germany, J.M. Sousa Universidade Técnica de Lisboa, São João De Deus, Lisboa, Portugal, R.M. Spitaleri National Research Council (CNR), Roma, Italy, I. Troch Technische Universität Wien, Wien, Austria, A. Tura National Research Council (CNR), Padova, Italy, S. Tzafestas National Technical University of Athens (NTUA), Athens, Greece, J. Vignes Université Pierre et Marie Curie, Sorbonne Universités, Paris, France, P.A. Whitlock City University of New York, Brooklyn, NY, USA