HP 15c Collector's Edition

Section 12: Calculating with Matrices 163
Example: Store the complex matrix
Z =


4+3i 7 − 2i
1+5i 3+8i


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
A = Z
C
= 
4 3 7 − 2
1 5 3 8
 .
Keystrokes Display
´ > 0
Clears all matrices.
2 v 4 ´ m A
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 O A
4.0000
Stores a
11
.
3 O A
3.0000
Stores a
12
.
7 O A
7.0000
Stores a
13
.
2 ” O A
-2.0000
Stores a
14
.
1 O A
1.0000
Stores a
21
.
5 O A
5.0000
Stores a
22
.
3 O A
3.0000
Stores a
23
.
8 O A
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.