Institution: | (1) Mathematical Institute, Würzburg University, Am Hubland, 97074 Würzburg, Germany;(2) Dept. of Information Engineering, Research School of Information Sciences and Engineering, SEACS Program, National ICT Australia, Canberra Research Laboratory, Australian National University, Locked Bag 8001, Canberra ACT 2601, Canberra ACT 0200, Australia;(3) Department of Applied Mathematics, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong |