3 modifying matrices using matrix commands, Kmatrix data input format – Casio fx-9750G Matrix Calculations User Manual
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6-3 Modifying Matrices Using Matrix Commands
In addition to using the MATRIX list to create and modify a matrix, you can also use
matrix commands to input data and create a matrix without actually displaying it.
uuuuu
To display the matrix commands
1. From the Main Menu, select the RUN icon and press
w
.
2. Press
K
to display the option menu.
3. Press
2
(MAT) to display the matrix operation menu.
K2
(MAT)
The following describes only the matrix command menu items that are used for
creating matrices and inputting matrix data.
1
(Mat) ........ Mat command (matrix specification)
2
(M
→
L) ...... Mat
→
List command (assign contents of selected column to
list file)
5
(Aug) ........ Augment command (link two matrices)
6
(
g
) ........... Next menu
6
(
g
)
1
(Iden) ....... Identity command (identity matrix input)
2
(Dim) ........ Dim command (dimension check)
3
(Fill) .......... Fill command (identical cell values)
6
(
g
) ........... Previous menu
k
k
k
k
k
Matrix Data Input Format
The following shows the format you should use when inputting data to create a
matrix using the matrix operation menu’s Mat command.
a
11
a
12
a
1
n
a
21
a
22
a
2
n
a
m
1
a
m
2
a
mn
= [ [a
11
, a
12
, ..., a
1
n
] [a
21
, a
22
, ..., a
2
n
] .... [a
m
1
, a
m
2
, ..., a
mn
] ]
→
Mat [letter A through Z]
• The maximum value of both
m
and
n
is 255.
1 2 3
4 5
6
1 2
3 4
5 6
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