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principal diagonal的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
Noun:
-
the diagonal of a square matrix running from the upper left entry to the lower right entry
principal diagonal的用法和樣例：
例句
- A determinant whose only nonzero elements occur in square blocks centered about the principal diagonal is in block-diagonal form.
僅有的非零元素集中于主對角線(xiàn)的方塊中的行列式是分塊對角形式的。
