principal diagonal中文，principal diagonal的意思，principal diagonal翻译及用法

2025-11-01 10:45 浏览次数 9

principal diagonal

英[ˈprinsəpəl daɪˈægənəl]美[ˈprɪnsəpəl daɪˈæɡənəl]

[数] 主对角线

principal diagonal 英语释义

英语释义

  • the diagonal of a square matrix running from the upper left entry to the lower right entry

principal diagonal 例句

英汉例句

  • A determinant in which all elements are zero except the elements of the principal diagonal and the elements immediately above and below this diagonal is called a continuant.

    一个行列式除了主对角元素以及紧靠对角线的上面和下面的元素外，所有的元素均为零者叫做连行列式。

  • principal diagonal polynomial

    主对角多项式

  • It is proposed a new topological method of adjacent matrix of esters which was constructed by taking the characteristic value of the pieces of ester compounds as principal diagonal element.

    提出了拓扑方法，即考虑分子图顶点的性质，直接用酯类化合物的分子碎片的特征值为主元来构建邻接矩阵。

  • A determinant whose only nonzero elements occur in square blocks centered about the principal diagonal is in block-diagonal form.

    仅有的非零元素集中于主对角线的方块中的行列式是分块对角形式的。

  • The sum of the elements of the principal diagonal of a matrix.

    一矩阵中主对角线元素之和

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