HP HP-15C, Руководство пользователя

Страница: 163 / 288

Section 12: Calculating with Matrices 163
Example: Store the complex matrix
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i i
i i
8 3 5 1
2 7 3 4
Z
in the form Z
C
, since it is written in a form that shows Z
C
. Then transform
Z
C
into the form Z
P
.
You can do this by storing the elements of Z
C
in matrix A and then using
the
p
function, where
Keystrokes Display
´>
0 Clears all matrices.
2
v
4
´mA
4.0000
Dimensions matrix A to be
2×4.
´>
1
4.0000
Sets beginning row and
column numbers in R
0
and
R
1
to 1.
´U
4.0000
Activates User mode.
4
OA
4.0000
Stores a
11
.
3
OA
3.0000
Stores a
12
.
7
OA
7.0000
Stores a
13
.
2
“ OA
-2.0000
Stores a
14
.
1
OA 1.0000
Stores a
21
.
5
OA 5.0000
Stores a
22
.
3
OA 3.0000
Stores a
23
.
8
OA 8.0000
Stores a
24
.
´U 8 0000
Deactivates User mode.
l> A A 2 4
Display descriptor of
matrix
A.
´ p A 4 2
Transforms Z
C
into Z
P
and
redimensions matrix A .
.
8 3 5 1
2 7 3 4
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c
Z A