The HP-35 scientific calculator managed to replace the slide rule almost overnight, using a legendary combination of form and function. The HP-35 scientific calculator managed to replace the slide ...
We’ve already seen a couple of useful calculator apps for the Apple Watch, but the most recent one, released today, arguably has the coolest interface of them all. Geek Watch takes the design and ...
Macworld reports on Hewlett Packard's recent release of two iPhone app versions of classic HP calculators, the HP 12C Financial Calculator [App Store, $14.99] and the HP 15C Scientific Calculator [App ...
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