Qian-Ping Gu, Hisao Tamaki. Constant-Factor Approximations of Branch-Decomposition and Largest Grid Minor of Planar Graphs in ::::O::::(::::n:::::::1 + ::::epsilon:::::::) Time. In Yingfei Dong, Ding-Zhu Du, Oscar H. Ibarra, editors, Algorithms and Computation, 20th International Symposium, ISAAC 2009, Honolulu, Hawaii, USA, December 16-18, 2009. Proceedings. Volume 5878 of Lecture Notes in Computer Science, pages 984-993, Springer, 2009. [doi]
Abstract is missing.