MatrixRank Command

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MatrixRank[ <Matrix> ]
Returns the rank of given matrix.
Examples:
  • MatrixRank[{{2, 2}, {1, 1}}] yields 1,
  • MatrixRank[{{1, 2}, {3, 4}}] yields 2.

CAS Syntax

MatrixRank[ <Matrix> ]
Returns the rank of given matrix.
Examples:
  • MatrixRank[{{2, 2}, {1, 1}}] yields 1,
  • MatrixRank[{{1, 2}, {3, 4}}] yields 2,
  • MatrixRank[{{a11 , a12}, { a21, a22 }} ] yields 2,
  • MatrixRank[{{a11 , a12}, {k a11, k a12 }} ] yields 1.
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