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Little explorations with HP calculators (no Prime)
03-22-2017, 11:11 PM
Post: #14
RE: Little explorations with the HP calculators
(03-22-2017 03:27 PM)Joe Horn Wrote:  The AUR says that, but it's wrong. Try it with flag -3 clear. It works, and returns exact values.

(03-22-2017 12:14 PM)John Keith Wrote:  The Sigma (sum) function works with real and complex numbers but not with exact integers. Thus it will always give a real result if given exact integers.

Not true, at least in VERSION 2.15. This is interesting... I gotta know why some 50g's can't return exact values for the Sigma function.

Ha! You're right! I, too, was relying on what was written in The Fine Manual. I tried it on my 50g (2.15 ROM) and it does indeed return an exact result.

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RE: Little explorations with the HP calculators - John Keith - 03-22-2017 11:11 PM

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