abs: The absolute value of a number (e.g. abs(-5) = 5). mod: From modulo. it's the operation to find the remainder of the division of one number by another. In python we use the symbol % (e.g. 5mod2 = ...

it's a scientific calculator using python.It will consist a graphical user interface using Tkinter libraries in python. An advanced Calculator implemented in Python Programming Language using Tkinter ...