This is a scientific calculator used for ordinary and scientific calculations. It is just like the Windows Calculator along with source code. There is one function behind each button. It uses built in functions of library for sin, cos, tan, xor, or, and AND. It is very simple to understand, so there is nothing complex to be explained!!
Tahir Naeem is a Business Analyst at a Software Company in Germany.
Presently he is working in the area of Business Intelligence.