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检索条件"主题词=linear fractional function"
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Meromorphic iterative roots of linear fractional functions
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Science China Mathematics 2009年 第5期52卷 941-948页
作者: SHI YongGuo CHEN Li Department of Mathematics Sichuan UniversityChengdu 610064China Key Laboratory of Numerical Simulation of Sichuan Province and College of Mathematics and Information Science Neijiang Normal UniversityNeijiang 641112China
Iterative root problem can be regarded as a weak version of the problem of embedding a homeomorphism into a flow. There are many results on iterative roots of monotone functions. However, this problem gets more diffcu... 详细信息
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On the Quasi-monotonic Problem
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Chinese Quarterly Journal of Mathematics 2006年 第3期21卷 461-464页
作者: ZHU Dong-mei WANG Zhi-guo Department of Basic Course Yellow River Conserrancy Technical Institute Kaifeng 475001 China College of Mathematics and Information Sciences Henan University Kaifeng 475001 China
This paper gives the necessary condition and one sufficient condition of the quasimonotonic function, and proves that the linear fractional function is quasi-monotone.
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