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principal diagonal Syllabification: prin·ci·pal di·ag·o·nal

Definition of principal diagonal in English:


The set of elements of a matrix that lie on the line joining the top left corner to the bottom right corner.
Example sentences
  • The resulting number square is a magic square, as the sum of the numbers in any row or column, (or along the principal diagonal) is equal to 260.
Definition of principal diagonal in:
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