Computational Science and Its Applications – ICCSA 2005 [electronic resource] : International Conference, Singapore, May 9-12, 2005, Proceedings, Part IV / edited by Osvaldo Gervasi, Marina L. Gavrilova, Vipin Kumar, Antonio Laganá, Heow Pueh Lee, Youngsong Mun, David Taniar, Chih Jeng Kenneth Tan.