HHC2021 Bob's Calculator Challenge

[Jake Schwartz]

(10-07-2021 11:44 AM)Albert Chan Wrote:  

(10-07-2021 10:32 AM)J-F Garnier Wrote:  Question #13: "Which HP calculator returns -0.00 for certain operations?"
The HP-71B came to my mind immediately since it handles signed zero ...

Is HP-71B the only HP calculator that support signed zero ?
(display bug like returning -0.00 does not count)

If only "signed zero" is desired, then the 16C in ones-complement mode does that as well. Not a float, however.

Jake