中国科学院数学与系统科学研究院期刊网
ON THE NONEXISTENCE OF NONTRIVIAL SMALL CYCLES OF THE μ FUNCTION IN 3x+1 CONJECTURE
Dengguo FENG, Xiubin FAN , Liping DING ,Zhangyi WANG
ON THE NONEXISTENCE OF NONTRIVIAL SMALL CYCLES OF THE μ FUNCTION IN 3x+1 CONJECTURE
Dengguo FENG, Xiubin FAN , Liping DING ,Zhangyi WANG
Journal of Systems Science and Complexity . 2012, (6): 1215 -1222 .  DOI: 10.1007/s11424-012-0280-5