英语词汇positive definite function怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	positive definite function
释义	positive definite function 简明释义正定函数网络释义 1 [数]?正定函数关键词稳定性 ;集合 ;正定函数 [gap=3548]Keywords stability ;set ;positive definite function 短语 1 quadratic positive - definite function 二次正定函数 2 Irreducible positive definite function 不可分解正定函数 3 positive definite kernel function 正定核双语例句 1 Under the cases that the objective function is positive definite or positive semidefinite, the necessary and sufficient conditions to characterize global optimal solution are obtained. 假定约束是可行、规范的，对于目标函数为正定或半正定的情形，得到了全局最优解的充要条件。 2 The Control for chaotic synchronization is directly designed based on lyapunov's direct method by choosing a positive definite lyapunov function. 选择一正定的李亚普诺夫函数，基于李亚普诺夫直接法求出混沌同步的控制量。
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