Casio FX-9860GII-L-IH User Guide - Page 130

2-8-13 Matrix Calculations u Modifying Matrices Using Matrix Commands You can also use matrix commands to assign values to and recall values from an existing matrix, to fill in all cells of an existing matrix with the same value, to combine two matrices into a single matrix, and to assign the contents of a matrix column to a list file. u To assign values to and recall values from an existing matrix [OPTN]-[MAT]-[Mat] Use the following format with the Mat command to specify a cell for value assignment and recall. Mat X [m, n] X matrix name (A through Z, or Ans) m row number n column number Example 1 Assign 10 to the cell at row 1, column 2 of the following matrix : 12 Matrix A = 3 4 56 baaK2(MAT)1(Mat) av(A)!+( ͓ )b,c !-( ͔ )w JJ1('MAT)w Example 2 Multiply the value in the cell at row 2, column 2 of the above matrix by 5 K2(MAT)1(Mat) av(A)!+( ͓ )c,c !-( ͔ )*fw 20050401