This repository contains a Graphical Calculator written in Java using the Swing library for creating the user interface. It is designed to perform basic mathematical operations such as addition, subtraction, multiplication, and division.

There are also versions of the calculator to showcase the development and addition of new program features.

The calculator has a standard set of buttons for inputting numbers and mathematical operations, as well as buttons for performing other functions such as clearing the screen and changing the sign of a number. In addition, the calculator allows for input of decimal numbers and working with negative numbers.

The application has a simple and intuitive interface that allows the user to easily input data and perform operations. The results of calculations are displayed on the screen in a convenient format that makes it easy to read and understand the answers.