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principal diagonal的英文翻譯是什麼意思，詞典釋義與在線翻譯：
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於主對角線的方塊中的行列式是分塊對角形式的。
