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HP 15c User Manual

Page 170

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170 Section 12: Calculating with Matrices

In partitioned form,

0

0

0

5

and

170

200

200

200

0

0

0

10

B

A

,

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.