User Manual

E-30
1. Press N6(MATRIX) to enter the MATRIX Mode.
2. Press 1(MatA) 5(2 × 2).
• This will display the Matrix Editor for input
of the elements of the 2 × 2 matrix you
specified for MatA.
“A” stands for “MatA”.
3. Input the elements of MatA: 2 = 1 = 1 = 1 =.
4. Perform the following key operation: 14 (MATRIX) 2 (Data)
2(MatB) 5(2 × 2).
• This will display the Matrix Editor for input of the elements of the 2 × 2
matrix you specified for MatB.
5. Input the elements of MatB: 2 =- 1 =- 1 = 2 =.
6. Press A to advance to the calculation screen, and perform the first
calculation (MatA × MatB): 14(MATRIX) 3(MatA) *14(MATRIX)
4(MatB) =.
• This will display the MatAns screen with the calculation results.
“Ans” stands for
“MatAns”.
Note: “MatAns” stands for “Matrix Answer Memory”. See “Matrix Answer
Memory” for more information.
7. Perform the next calculation (MatA+MatB): A14(MATRIX)
3(MatA) +14(MATRIX) 4(MatB) =.
Matrix Answer Memory
Whenever the result of a calculation executed in the MATRIX Mode is a
matrix, the MatAns screen will appear with the result. The result also will be
assigned to a variable named “MatAns”.
The MatAns variable can be used in calculations as described below.
• To insert the MatAns variable into a calculation, perform the following
key operation: 14(MATRIX) 6(MatAns).
• Pressing any one of the following keys while the MatAns screen is
displayed will switch automatically to the calculation screen: +, -, *,
/, E, w, 1w(
x
3
). The calculation screen will show the MatAns
variable followed by the operator or function for the key you pressed.
Assigning and Editing Matrix Variable Data
Important: The following operations are not supported by the Matrix Editor:
m, 1m(M–), 1t(STO). Pol, Rec, and multi-statements also cannot
be input with the Matrix Editor.
To assign new data to a matrix variable:
1. Press 14(MATRIX) 1(Dim), and then, on the menu that appears,
select the matrix variable to which you want to assign data.
2. On the next menu that appears, select dimension (
m × n ).
MATMAT
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