If you know that 5 Enter 4 + 2 Enter 1+ ÷ equals 3, odds are there’s an HP 12c on your desk. In the 23 years since the 12c debuted, Hewlett-Packard Co. has sold millions of the financial calculator, ...

Pictured above is the HP 12C Financial Programmable Calculator, available from the Hewlett-Packard website for $69.99. What makes this calculator totally unique among all consumer electronic products ...

In 1981, Hewlett-Packard introduced the HP-12C financial calculator, and it became the standard financial calculator used by financial anlaysts, mortgage bankers, stock analysts, bond traders, ...

Hewlett-Packard (HP) today announced iPhone-app versions of three classic HP calculators: the HP 12c, HP 12c Platinum, and HP 15C. When run in landscape mode, each app uses the original ROM code 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 ...

If you hate the iPhone’s built-in calculator and long for your old HP calculator with its programmable goodness and fancy built-in algorithms, you can now download three classic apps from the iTunes ...