Casio fx-9860G SD - Manual (Page 119)

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k Inputting and Editing Matrices
Pressing 1('MAT) displays the Matrix Editor screen. Use the Matrix Editor to input and
edit matrices.
• {DEL}/{DEL·A} ... deletes {a specific matrix}/{all matrices}
• {DIM} ... {specifies the matrix dimensions (number of cells)}
u Creating a Matrix
To create a matrix, you must first define its dimensions (size) in the Matrix Editor. Then you
can input values into the matrix.
u To specify the dimensions (size) of a matrix
○ ○ ○ ○ ○
Example To create a 2-row
× 3-column matrix in the area named Mat B
Highlight Mat B.
c
3(DIM) (This step can be omitted.)
Specify the number of rows.
c w
Specify the number of columns.
d w
w
• All of the cells of a new matrix contain the value 0.
2-8-2
Matrix Calculations
# If “Memory ERROR” remains next to the matrix
area name after you input the dimensions, it
means there is not enough free memory to create
the matrix you want.
m
× n … m (row) × n (column) matrix
None… no matrix preset