LINEAR ALGEBRA

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Across
  1. 2. The result of flipping a matrix over its main diagonal.
  2. 4. A straight line of elements from the upper left to the lower right of a matrix.
  3. 6. A vertical array of elements in a matrix.
  4. 7. A rectangular array of numbers, symbols, or expressions arranged in rows and columns.
  5. 8. A special matrix where all elements are zero except for the diagonal where all elements are one.
  6. 9. A matrix that cannot be inverted.
Down
  1. 1. A matrix that is the same when transposed.
  2. 2. A matrix that, when multiplied with its inverse, results in the identity matrix.
  3. 3. A horizontal array of elements in a matrix.
  4. 4. A mathematical value associated with a square matrix that can indicate whether it is invertible or not.
  5. 5. A matrix that consists of all zeros.