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Math Help - Singular Matrix

  1. #1
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    Singular Matrix

    If all of the rows of a matrix A add to zero then it is singular.

    Is this always true?
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  2. #2
    MHF Contributor Bruno J.'s Avatar
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    Yes; a matrix is nonsingular if and only if its rows are linearly independent (if its rows are linearly independent, its columns are also, and vice versa).
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