RPN Reverse Polish notation Polish notation Infix notation

 Reverse Polish notation

https://en.wikipedia.org/wiki/Reverse_Polish_notation

波蘭表示法 (Polish notation)
Polish notation
Infix notation

Stack
https://en.wikipedia.org/wiki/Calculator_input_methods
DAL  Direct Algebraic Logic
Advanced Scientific Calculator
RPN or DAL? A brief analysis of Reverse Polish Notation against Direct Algebraic Logic

Advanced Scientific Calculator algorithm
RPN DAL  Direct Algebraic Logic Reverse Polish notation Polish notation Infix notation
http://www.computersciencelab.com/RPNCalc.htm
Data Structure and Algorithms
Reverse Polish Notation (RPN) was devised as a method of simplifying mathematical expressions. RPN predates modern computers. It became useful with the ...

http://computer-programming-forum.com/29-pascal/e350d2466a1070f7.htm
Pascal, Algebraic -> Reverse Polish Notation
https://mathworld.wolfram.com/ReversePolishNotation.html

Reverse Polish notation Scientific Calculator source code
https://github.com/topics/rpn-calculator
https://github.com/RooiGevaar19/RPNCalculator