【實用工具app】RPNPlus|最夯免費app-綠色工廠好玩App

**********WARNING: RPNPlus is ONLY an RPN Calculator. It DOES NOT support standard algebraic input.NOTE: I do not guarantee RPNPlus will work on any OS below 3.0.********** RPNPlus is a classic scientific RPN (Reverse Polish Notation) calculator. Its stack behavior is similar to that of classic RPN calculators. Start using RPNPlus, and you won't want to use anything else. RPNPlus features:-NEW: Saves state when you quit-Complete support of almost all scientific/trigonometric functions-Set the # of digits after decimal-Fixed and Scientific Notation-Exponent (EE) button-Use Degrees or Radians for Trig. Functions-Factoring “MiniApp”