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HP42s first major program (Double Integral) Best way to approach?
05-27-2020, 07:37 AM
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RE: HP42s first major program (Double Integral) Best way to approach?
(05-27-2020 07:16 AM)J-F Garnier Wrote:  The HP-71B Math ROM was the first to allow recursive solve or integrate functions, up to 5 levels. It was a major design challenge, as related in the HP Journal article.

Thanks for sharing, what an amazing design that was - and a great article that makes you long those yore times!

"To live or die by your own sword one must first learn to wield it aptly."
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RE: HP42s first major program (Double Integral) Best way to approach? - Ángel Martin - 05-27-2020 07:37 AM



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