英语词汇positive semi-definite matrix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 semi-definite matrix
释义	positive semi-definite matrix 简明释义正半定矩阵：在数学中，一个具有实数元素的对称矩阵M是正半定的，如果对于每个非零实列向量z，实数z^T Mz都是正数。更一般地，一个共轭转置等于自身的复矩阵是正半定的，如果对于每个非零复列向量z，复数z^* Mz都是正数。网络释义短语 1 hermitian positive semi definite matrix hermite正半定矩阵 2 minor positive semi definite matrix 次亚正定矩阵 3 complex positive semi definite matrix 复正半定矩阵双语例句 1 Some equivalent representations of complex positive semi definite matrices are given by using equivalent conditions of positive semi definite of real symmetric matrix. 利用实对称矩阵的半正定之等价条件给出了复正半定矩阵的几个等价条件。
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