首页 > 《数学物理学报：B辑英文版》 > 2012年3期 > PERTURBATIONS OF ZEROS OF SOLUTIONS TO SECOND ORDER DIFFERENTIAL EQUATIONS WITH POLYNOMIAL COEFFICIENTS＊

PERTURBATIONS OF ZEROS OF SOLUTIONS TO SECOND ORDER DIFFERENTIAL EQUATIONS WITH POLYNOMIAL COEFFICIENTS＊

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摘要 LetP(z)andP(z)bepolynomialsofthesamedegree.Weconsidertheequationsu''=P(z)uandu''=P(z)u(z∈C)whosesolutionsareu(z)andu(z),respectively.Letzk(u)andzk(u),k=1,2,···,bethezerosofu(z)andu(z),respectively.Wederiveboundsforthequantitysupinfjk[1/zk(u)-1/zj(u).

DOI 3j7orx1v41/1134929

作者 Michael Gil'

机构地区不详

出处《数学物理学报：B辑英文版》 2012年3期

关键词微分方程解多项式系数零点扰动二阶

分类 [理学][基础数学]

出版日期 2012年03月13日（中国期刊网平台首次上网日期，不代表论文的发表时间）

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数学物理学报：B辑英文版

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微分方程解多项式系数零点扰动二阶

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