Programming Exercise (HP-15C, 15C LE - and others)

[Gerson W. Barbosa]

HP-4C, two terms per loop, but preserving the original fractions:

Code:


01 LBL 'S
02 4
03 10^X
04 0
05 LBL 00
06 RCL Y
07 1/X
08 -
09 DSE Y
10 RCL Y
11 1/X
12 +
13 DSE Y
14 GTO 00
15 END

0.6930971830, 32 min 9 sec.