HP 35S trigonometry accuracy

[hpnut]

Hi,

I found this article which says "In some case its accuracy goes down to seven digits or less which is not acceptable as the scientific calculator that features internal 15 digits precision." disturbing.

HP calculator not accurate?

The full article is here

http://www.finetune.co.jp/~lyuka/technote/trig/tan-hp35s.html

[Karl Schneider]

I'm sure that Lyuka is the one who started the recent thread in which I posted a tabulation of results for several calculations:

http://www.hpmuseum.org/cgi-sys/cgiwrap/hpmuseum/archv017.cgi?read=123880#123880

-- KS