简介:Inthispaper,theinverseeigenvalueproblemofHermitiangeneralizedanti-Hamiltonianmatricesandrelevantoptimalapproximateproblemareconsidered.Thenecessaryandsufficientconditionsofthesolvabilityforinverseeigenvalueproblemandanexpressionofthegeneralsolutionoftheproblemarederived.Thesolutionoftherelevantoptimalapproximateproblemisgiven.
简介:给出计算参数矩阵特征值与特征向量导数的外推算法,数值结果检验了在有舍入误差时,甚至对于次主特征值都是可行的.
简介:研究H—normal矩阵的广义特征值的相对扰动界问题,给出规范矩阵,可对角化矩阵与复正定矩阵的广义特征值在算子范数下的相对扰动界.