HP 12C Platinum Instruction Manual page 6

hp calculators
HP 12C Platinum Using the RPN stack to solve problems efficiently
T
d
Z
c
Y
b
X 3.4567
a
3.4567
L
l
T
Z
Y
X
L
Another possible keystroke sequence to compute y in this example is:
3.4567 \ \ gr ~ g¿ 2 § + ~ y -
These examples only begin to scratch the surface of the possibilities that exist when using RPN.
hp calculators
c c
b b
a a
1.86
gr
3.4567
l
1.86 1.86
1.86 1.86
3.46 2.48
2.48 3.46
~
2.00 2.00
b a
1.86
a
1.86 3.46
3.46 3.46
gF \
3.4567 3.4567
1.86 1.86
1.86 1.86
2.48 1.86
0.29 2.19
y -
3.4567 0.29
- 6 - HP 12C Platinum Using the RPN stack to solve problems efficiently - Version 1.0
1.86
a
1.86 3.46
3.46 1.24
1.24 2
g¿ 2
3.4567 3.4567
1.86
1.86
1.86
4.05
=
2.19
Figure 12
1.86
1.86
3.46
2.48
§
2.00