摘要: This paper gives the necessary condition and one sufficient condition of the quasi-monotonic function, and proves that the linear fractional function is quasi-monotone.
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朱冬梅, 王治国. 拟单调问题的讨论[J]. 数学季刊, 2006, 21(3): 461-464.
ZHU Dong~mei, WANG Zhi-guo. On the Quasi-monotonic Problem[J]. Chinese Quarterly Journal of Mathematics, 2006, 21(3): 461-464.