Euler Identity in Home

[jebem]

(04-04-2014 09:26 PM)Joe Horn Wrote:  HEY... the HP-65 returns 0 for SIN(3.141592654). What's up with that?

And now with a Texas TI-57, exactly the same result as well:
"2nd" "Rad";
"2nd" "PI";
"2nd" "sin";
Result: 0

"2nd" "PI";
"2nd" "cos";
Result: -1

"2nd" "PI";
"/";
"2";
"="
"2nd" "sin";
Result: 1