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2–10 RPN: The Automatic Memory Stack
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
T
t
t
t
Z
z
z t
96.704
Y
96.7040
96.7040
z
X
96.7040
52.3947
52.3 947
149.0987
LAST
X
l
l
52.3947
T
t
t
Z
z
t
Y
149.0987
z
X
52.3947
2.8457
LAST
X
52.3947
52.3947
Keys: Display: Description:
96.704
Ï
Enters first number.
52.3947
Ù
Intermediate result.
¹
Í
Brin
g
s back display from before
Ù
.
¯
Final result.
Example:
Two close stellar neighbors of Earth are Rigel Centaurus (4.3 light–years away)
and Sirius (8.7 light–years away). Use c, the speed of light (9.5
×
10
15
meters per
year) to convert the distances from the Earth to these stars into meters:
To Rigel Centaurus: 4.3 yr
×
(9.5
×
10
15
m/yr).
To Sirius: 8.7 yr
×
(9.5
×
10
15
m/yr).
Keys: Display: Description:
4.3
Ï
Light–years to Rigel Centaurus.