20060301
2-6-6
Matrix and Vector Calculations
I
Raising a Matrix to a Specific Power
Example: To raise
1 2
3 4
to the power of 3
Use the procedures described under “Matrix Addition, Subtraction, Multiplication,
and Division” on page 2-6-4 to input the calculation.
The following are the screens that would be produced by each input method.
Tip
• You can perform matrix calculations using the commands of the [Matrix-Calculation] group on the
[Action] menu. For information about using these commands, see “2-8 Using the Action Menu”.
• You can raise only a square matrix to a specific power. An error occurs when you try to raise a
non-square matrix to a specific power.
Using a Matrix to Assign Different Values to Multiple Variables
Use the procedure in this section when you want to use a matrix to assign various different
values to multiple variables.
Syntax: Matrix with Numbers
m
Matrix with Variables
(The matrix can be one line with multiple columns, or multiple lines with one
column.)
Example: Assign the values 10, 20, and 30, to variables
x
,
y
, and
z
respectively
S
ClassPad Operation
(1) Perform the key operation below in the Main application work area.
A
@?
A
A?
B?
C
6
7
A
89
(2)
U
Tip
• You can also perform this operation using a list. For details see “Using a List to Assign Different
Values to Multiple Variables” on page 2-5-4.
Input using the
keyboard Input using the
keyboard
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