Matrices

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Across
  1. 3. An ordered rectangular array of numbers or functions.
  2. 5. A matrix with all elements zero.
  3. 6. A matrix in which the number of rows equals the number of columns.
  4. 7. A matrix in which A' = A.
  5. 8. A matrix with only one column.
  6. 9. A matrix with only one row.
Down
  1. 1. A matrix formed by interchanging rows and columns.
  2. 2. A square matrix with all non-diagonal elements zero.
  3. 4. A square matrix in which all the elements in the diagonal are one and the rest all are zero.
  4. 7. A matrix where diagonal elements are equal.