@misc{cryptoeprint:2011:130, author = {Dongdai Lin, Tao Shi, and Zifeng Yang}, title = {Ergodic Theory Over ${\F}_2[[T]]$}, howpublished = {Cryptology ePrint Archive, Report 2011/130}, year = {2011}, url = {http://eprint.iacr.org/2011/130}, }