Linear Algebra Symbols

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Across
  1. 4. rank(A)
  2. 6. || x ||
  3. 7. [ ]
  4. 9. A*
Down
  1. 1. ( )
  2. 2. dim(U)
  3. 3. ×
  4. 5. A⊗B
  5. 6. | A |
  6. 8. ·