Hamdan's Matrices Puzzle

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Across
  1. 2. A matrix whose all entries are zero.
  2. 4. A square matrix A = - transpose of A
  3. 7. What is the matrix obtained by interchanging the rows and columns of A called
  4. 8. 1 × m matrix
  5. 9. a function that consists of an ordered rectangular array of numbers.
Down
  1. 1. matrix that has an equal number of rows and columns.
  2. 3. A square matrix that has all its principal diagonal elements as 1’s and all non-diagonal elements as zeros
  3. 4. A square matrix A = transpose of A
  4. 5. square matrix which has all its diagonal elements equal and all the off-diagonal elements as zero.
  5. 6. m × 1 matrix