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One Extended Theorem is Applied to Ordinary Differential
作者姓名:赵玲玲  肖修治
作者单位:Department of Mathematics,Wuhan University,Hubei,Wuhan,430072
摘    要:6l.IntroductionThetheoryofWiman-Valironhasin1Portantapp1icationstodifferentiale`iuations-Wehadextendedittothemeromorpl1icflnctionswhichhavefinitepo1es'J.TheoremALetw(Z)=#isameromorpicfunctionwhichhavefinitepoles,andleto<3,rt},zisapointofthecircie{z:Izl=r},andlf(z)I>N(r,f)v(r)j-1 e',thenex-certthevaluesetofrwhicl1havefinitelogarithmicmeasure,wehaveherev(r)bethecentralindexoff(z),andVl(z)=O{v(r)j-8 '1}.1.Theorem'BLet`o(Z)asTheoremA,ltO<8`<1,zisapointofthecircle{z:lzI=r},andlf(z)l>N(r…

关 键 词:常微分方程  WimAn-VAliron理论  整函数

One Extended Theorem is Applied to Ordinary Differential
Zhao Lingling , Xiao Xiuzhi.One Extended Theorem is Applied to Ordinary Differential[J].Chinese Quarterly Journal of Mathematics,1997,12(2):99-103.
Authors:Zhao Lingling  Xiao Xiuzhi
Institution:[1]Department [2]of
Abstract:In the theory of Wiman-Valiron on entire function,a theorem on the derivatives of entire functions has important applications to differential equations. We had extended the theorem to the meromorphic functions which have finite poles. In this paper we give some applications to linner differential equations and algebraic differential equations.
Keywords:Wiman-Valiron theory  meromorpic function  dfferential equations
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