Linear Algebra symbol

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