*Jens Visbech¹, Anders Melander¹, Mario Ricchiuto², Allan Peter Engsig-Karup¹ (1. Department of Applied Mathematics and Computer Science, Technical University of Denmark, Denmark, 2. Team CARDAMOM, INRIA, U. Bordeaux, CNRS, Bordeaux INP, IMB, UMR 5251, France)

*Fengxiang ZHAO¹, Kun XU^1,2 (1. Department of Mathematics, The Hong Kong University of Science and Technology, 2. Department of Mechanical and Aerospace Engineering, The Hong Kong University of Science and Technology)

*Hiroaki Nishikawa¹ (1. National Institute of Aerospace)

*Hua Shen¹ (1. University of Electronic Science and Technology of China)