HP HP-15C

170 Section 12: Calculating with Matrices
In partitioned form,
































0
0
0
5
and
170200
200200
00
010
BA
,
where the zero elements correspond to real and imaginary parts with zero
value.
Keystrokes
Display
4 v2´mA
2.0000
Dimensions matrix A to be
4×2.
´> 1
2.0000
Set beginning row and column
numbers in R
0
and R
1
to 1.
´U
2.0000
Activates User mode.
10 OA
10.0000
Stores a
11
.
0 O A
0.0000
Stores a
12
.
OA
0.0000
Stores a
21
.
OA
0.0000
Stores a
22
.
200 OA
200.0000
Stores a
31
.
“OA
–200.0000
Stores a
32
.
OA
–200.0000
Stores a
41
.
170 OA
170.0000
Stores a
42
.
4 v 1´m
B
1.0000
Dimensions matrix B to be
4×1.
0 O>B
0.0000
Stores value 0 in all elements
of B.
5 v 1 v
1.0000
Specifies value 5 for row 1,
column 1.
O|B
5.0000
Stores value 5 in b
11
.
l> B
b
4
1
Recalls descriptor for matrix
B.
l> A
A
4
2
Places descriptor for matrix A
into X-register, moving
descriptor for matrix B into Y-
register.