Which HP calculator had "The New Accuracy" first?

[Valentin Albillo]

(06-24-2020 12:51 PM)Nihotte(lma) Wrote:  If i try it on the less recent hp35s and hp12c+ (in RPN mode this time) it gives the same results by using the LN function. Otherwise, on the hp35s with the LOG available function, the result is 0 !!

In a number of HP calcs LOG seems to be more accurate than LN, for instance in the HP-15C that's frequently the case. Perhaps it has to do with BCD and LOG being Log₁₀.

V.