HP 28C Scientific Calculator from 1987 - A new beginning

This video is about the HP 28C, a strikingly innovative calculator that setup a foundation for HP's scientific calculators for a number of decades. The 28C introduced an enhanced version of RPN, CAS and graphing capabilities to HP's scientific calculator line. It also introduced a new user-facing programming language called RPL. In the video I mention an article of HP Journal that goes into a lot about the development of this calculator that is worth checking out: https://www.hpl.hp.com/hpjournal/pdfs... For more calculator videos check out my channel    / calculatorculture