sin(x) & cos(x) for x = 10²² in radians

[John Keith]

(10-02-2023 04:24 PM)dm319 Wrote:  HP-45:
Got sin(1e22) as -0.944... and cos(1e22) as -0.2953...

That seems off by a bit. On the HP 50 I get -.852200849762, where the last digit should be a 7. I would guess that any Saturn-based HP would get the same result. It would be interesting to see how various HP models improved over time.