This a simple demo of how to evaluate mathematical expressions in text format, including provision for variables and functions. The code consists of three simple classes: 1) Calc - which does the main calculations, 2) Stack - which is used t

This file is the main file of RPN algorithm (reverse polish notation). I am pretty sure it is 100 bug less. File was checked on Wroclaw Univerity of Technology servers.-This file is the main file of RPN algorithm (reverse polish notation). I am prett