How to Create Scientific Calculator in Python - Part 1 of 3
У вашего броузера проблема в совместимости с HTML5
How to Create Scientific Calculator in Python, using Mathematical functions, Function Declaration, and the following widget, Entry, Label, Button, Frame, and Menu.
See various Mathematical functions on Python Software
See Standard Calculator Tutorial on this channel: https://www.youtube.com/watch?v=YinM-ChsQh4