短語詞組短語exponent matrix consistence perturbation 指數一致擾動matrix eigenvalue perturbation 矩陣特征值擾動model matrix maximum perturbation bound 模型矩陣最大攝動界限Matrix Perturbation Theory 矩陣攝動理論interval matrix perturbation 矩陣攝動matrix perturbation analysis 矩陣攝動分析matrix perturbation method 矩陣攝動法matrix perturbation theories 矩陣攝動理論matrix perturbation methods 矩陣攝動法 返回 matrix perturbation