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HP71 Scale10() function
09-13-2022, 05:10 AM
Post: #2
RE: HP71 Scale10() function
(09-12-2022 06:55 PM)KeithB Wrote:  What good is it?

The manual (page 29) says, "You will find SCALE10 useful in preventing intermediate underflows and overflows in long chain calculations." This is because it directly modifies the number's exponent by addition or subtraction, rather than performing ordinary multiplication or division on the entire number. I suspect that it's also faster than ordinary multiplication and division, which could be useful in long-running programs, but I haven't tested that.

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Messages In This Thread
HP71 Scale10() function - KeithB - 09-12-2022, 06:55 PM
RE: HP71 Scale10() function - Joe Horn - 09-13-2022 05:10 AM
RE: HP71 Scale10() function - Albert Chan - 09-13-2022, 11:25 AM
RE: HP71 Scale10() function - J-F Garnier - 09-13-2022, 11:52 AM
RE: HP71 Scale10() function - KeithB - 09-13-2022, 01:27 PM
RE: HP71 Scale10() function - KeithB - 09-13-2022, 02:47 PM



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