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Can someone help me with this textbook question: can you devise a nonzero matrix whose row echelon form is the same as the row echelon form of its transpose? Thank you.

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  • $\begingroup$ Row-echelon form is not unique. Did you mean the reduced-row echelon form? $\endgroup$
    – Element118
    Nov 16, 2015 at 6:07
  • $\begingroup$ The book say row echelon form. I am thinking of a diagonal matrix. $\endgroup$
    – Mariav
    Nov 17, 2015 at 5:46

1 Answer 1

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HINT: Find a non-zero square matrix that is in row echelon form and is equal to its transpose.

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