matrix

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Across
  1. 3. Another matrix, which by multiplying with the given matrix gives the identity matrix
  2. 4. a11=2,a12=1,a21=3,a22=4
  3. 5. An arrangement of numbers into rows and columns
Down
  1. 1. Swapping rows and columns of a matrix
  2. 2. A number determining the properties of a matrix