. 2013 Jul 8;2013:963874. doi: 10.1155/2013/963874
Copyright © 2013 Jiangfeng Luo et al.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Algorithm 2.
Mo ve_ahead(L, g, L′).