PowerPoint Presentation - Under Construction
... 矩陣相加 (2) 純量積 (3) 矩陣相乘 零矩陣 (zero matrix): n階單位矩陣 (identity matrix of order n): 矩陣相加與純量積的性質 則(1) A + B = B + A (2) A + ( B + C ) = ( A + B ) + C (3) ( cd ) A = c ( dA ) (4) 1A = A (5) c( A+B ) = cA + cB (6) ( c+d ) A = cA + dA ......