Matrix

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Across
  1. 2. If A and B are mxn matrix, we write A+(-1)B as A-B and call this the … of A and B. What is it?
  2. 4. Which rule is not paid for the matrix?
  3. 5. If A=[aij] is an mxn matrix then the nxm matrix A^T=[A^Tij] where is called the … of A. What is it?
  4. 8. the second name is inner product. What is it?
  5. 10. The process of obtaining a 1 in a location and then making all other entries zeros in that column is called … . What is this rule?
Down
  1. 1. cij=(-1)^i+j Mij. What is this formular?
  2. 3. What is all of the elements?
  3. 6. If we start out with an mxn matrix A=[aij] and cross out some but not all, of its rows or columns, we obtain a… of A. What is it?
  4. 7. a=[1 2 3 5] it is n vector. Find n-?
  5. 9. What is this theorem in triangle? C^2=A^2+B^2