(HP41) Iterated function with convergence to square root (Heron method)

[floppy]

(04-25-2023 06:29 PM)Thomas Klemm Wrote:  

(04-25-2023 03:21 PM)floppy Wrote:  - no register used in comparison to the program available in page 11 in https://literature.hpcalc.org/community/...ram-de.pdf )

Why not compare it to the program on the next page, which also doesn't use registers?

correct. I missed this page 12. However, the program is with 2 variables = a bit different (the start value is something I will consider for another topic).