Matrix

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Across
  1. 3. The second name is inner product.What is it?
  2. 6. 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?
  3. 7. What is this theorem in triangle? c^2=a^2+b^2
  4. 8. 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?
  5. 9. what is all of the elements?
  6. 10. Which rule is not paid for the matrix?
Down
  1. 1. A=[1 2 3 5]-its n-vector.Find n-?
  2. 2. Cij=(-1)^i+j What is this formula?
  3. 4. If A=[aij] is an mxn matrix then the nxm matrix,then the nxm matrix A^T=[A^Tij],where is called the… of A.What is it?
  4. 5. The process of obtaining a 1 a location and then making all other enteries zeros in that columns is called … . What is it?