HP 15c User Manual
Page 66
66
Section 3: Calculating in Complex Mode
66
Keystrokes
Display
|n
011- 43 32
´bE
012-42,21,15
“Recall” program.
O0
013- 44 0
R
0
= k.
|`
014- 43 35
Disables stack.
2
015- 2
O1
016- 44 1
Sets R
1
= 2.
)
017- 33
0
018- 0
+
019- 40
Sets stack for another try if
Error 3 occurs next.
lC
020- 45 13
Recalls b (imaginary part).
´}
021- 42 30
´s1
022-42, 5, 1
Decrements R
1
= 1.
|`
023- 43 35
Disables stack and clears real
X-register.
lC
024- 45 13
Recalls a (real part).
|n
025- 43 32
Example: Store 2 + 3i and 7 + 4i in elements 1 and 2 using the previous program. Then
recall and add them. Dimension matrix C to 5 x 2 so that it can store up to 5 complex
numbers.
After entering the preceding program:
Keystrokes
Display
|¥
Run mode.
5
v2
2
Specifies 5 rows and 2
columns.
´mC
2.0000
Dimensions matrix C.
2
v3´V
2.0000
Enters 2 + 3i.
1
´Á
2.0000
Stores number in C using
index 1.
7
v4´V
7.0000
Enters 7 + 4i.
2
´Á
7.0000
Stores number in C using
index 2.
1
´E
2.0000
Recalls first number.
2
´E
7.0000
Recalls second number.
+
9.0000
Real part of sum.
´}
7.0000
Imaginary part of sum.