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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.
m × n … m (row) × n (column) matrix
None… no matrix preset
• { DEL } / { DEL·A } ... deletes {a specifi c matrix}/{all matrices}
• { DIM } ... {specifi es the matrix dimensions (number of cells)}
u Creating a Matrix
To create a matrix, you must fi rst defi ne 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.
