Bug: HP Prime can't do Log's

[retoa]

(12-14-2015 07:02 AM)Dieter Wrote:  Please forgive my ignorance, and maybe I get something wrong here, but: if there is a built-in function log(a, b) I would expect it to be evaluated with the usual 15 digit internal precision. Else there is no benefit compared to a manually calculated ln(a)/ln/b). ;-)

logb(81,3) returns the "right" answer 4 on my Prime, in both Home and CAS.

Are you getting a different result?