HP-65 Financial Software request

[Dieter]

(01-07-2019 04:44 PM)albertofenini Wrote:  So what exactly is the final listing ?

There are two final listings:

Original method (enter 0 for unknown value): cf. post #5
Alternate method (press [D] to compute unknown value): cf. post #10.

I just discovered an error in post #5, but it has been corrected now.
So both listings should be fine. Simply choose your preferred method.

Dieter