Matrix Crossword

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Across
  1. 3. If A=[aij] is an m*p matrix and B=[bij] is a p*n matrix then the product of A and B is the m*n matrix C=[cij] defined by: cij=ai1bi1+ai2bi2+…+aipbpj=p k=1 aikbkj
  2. 5. Combination if A1,A2…Ak are m*n matrices and C1,C2…Ck are real numbers, then:
  3. 6. A diagonal matrix for which all terms on the main diagonal are equal.
  4. 10. If A=[aij] is a m*n matrix then the … of A is denoted by A^t=[aij^t]is in the form of n*m.
Down
  1. 1. A matrix … is a function f:R^n=R^m defined by:f(u)=A*U
  2. 2. A square matrix for which every time of the main diagonal is zero.
  3. 4. The effect of the matrix transportation f with respect to X-axis in R^2.
  4. 7. Echelon form all zero rows are at the bottom of the matrix.
  5. 8. An m*n … is a rectangular array of a real numbers arranged in m-horizontal rows and n-vertical columns.
  6. 9. There is a … m*n matrix 0 such that: A+O=A.