Reverse Polish Logic
Reverse Polish Logic I’ve discussed my love affair with the Hewlett-Packard 12C financial calculator. It is from that device that many of us learned about Reverse Polish Notation (RPN). It’s the logic protocol used by the 12C for operating the calculator. With it, the operator (the numbers) come before the operands (the function like addition or multiplication) when inputting the equation one is looking to solve. RPN was invented in the 1920’s by Jan Lucasiewicz,…

