HP 25 Fibonacci sequence in one program step
10-13-2021, 02:02 PM (This post was last modified: 10-13-2021 02:22 PM by Joe Horn.)
Post: #4
 Joe Horn Senior Member Posts: 2,004 Joined: Dec 2013
RE: HP 25 Fibonacci sequence in one program step
(10-13-2021 01:23 PM)rprosperi Wrote:  I don't recall what the answer is, but I do recall that Joe Horn showed me this at the PPC clubhouse around 1982. At the time it was with a 41C of course, but I believe he had figured this out on his HP-25, thus solving the author's challenge.

Yikes, really? No idea. I would have guessed that it would require 3 steps on a '25. I can't wait to see the solution!

EDIT: If the program is only required to succeed 3 times, then the program can be just ROLL DOWN, but that's silly.

<0|ΙΈ|0>
-Joe-
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 Messages In This Thread HP 25 Fibonacci sequence in one program step - Dave Britten - 10-13-2021, 01:03 PM RE: HP 25 Fibonacci sequence in one program step - rprosperi - 10-13-2021, 01:23 PM RE: HP 25 Fibonacci sequence in one program step - Joe Horn - 10-13-2021 02:02 PM RE: HP 25 Fibonacci sequence in one program step - Dave Britten - 10-13-2021, 02:19 PM RE: HP 25 Fibonacci sequence in one program step - Joe Horn - 10-13-2021, 02:36 PM RE: HP 25 Fibonacci sequence in one program step - Paul Dale - 10-13-2021, 01:30 PM RE: HP 25 Fibonacci sequence in one program step - Valentin Albillo - 10-13-2021, 02:30 PM RE: HP 25 Fibonacci sequence in one program step - Dave Britten - 10-13-2021, 02:43 PM RE: HP 25 Fibonacci sequence in one program step - C.Ret - 10-13-2021, 04:00 PM RE: HP 25 Fibonacci sequence in one program step - Gerson W. Barbosa - 10-13-2021, 04:42 PM RE: HP 25 Fibonacci sequence in one program step - Dave Britten - 10-13-2021, 06:26 PM RE: HP 25 Fibonacci sequence in one program step - Mike T. - 10-13-2021, 11:34 PM RE: HP 25 Fibonacci sequence in one program step - David Hayden - 10-13-2021, 06:53 PM RE: HP 25 Fibonacci sequence in one program step - Gerson W. Barbosa - 10-13-2021, 07:11 PM RE: HP 25 Fibonacci sequence in one program step - David Hayden - 10-13-2021, 07:35 PM RE: HP 25 Fibonacci sequence in one program step - Dave Britten - 10-13-2021, 07:47 PM RE: HP 25 Fibonacci sequence in one program step - C.Ret - 10-14-2021, 10:03 AM RE: HP 25 Fibonacci sequence in one program step - Albert Chan - 10-14-2021, 02:13 PM RE: HP 25 Fibonacci sequence in one program step - rprosperi - 10-14-2021, 07:04 PM RE: HP 25 Fibonacci sequence in one program step - rprosperi - 10-13-2021, 08:34 PM RE: HP 25 Fibonacci sequence in one program step - Didier Lachieze - 10-13-2021, 10:07 PM RE: HP 25 Fibonacci sequence in one program step - rprosperi - 10-14-2021, 01:27 AM RE: HP 25 Fibonacci sequence in one program step - Gerson W. Barbosa - 10-14-2021, 03:45 AM RE: HP 25 Fibonacci sequence in one program step - Gerson W. Barbosa - 10-16-2021, 02:55 PM RE: HP 25 Fibonacci sequence in one program step - Gerson W. Barbosa - 10-17-2021, 02:17 PM

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