This is an application for performing binary operations on a calculator. It can be used for both arithmetic and logical purposes.

The first thing that you need to know is that it's a calculator. The application can be used to perform calculations, but it can also be used to make logical and mathematical decisions.

To perform a calculation, you just need to enter the two numbers and the application will calculate the result for you. To make a decision, you need to calculate the value of a parameter and then make the decision based on the result.

To operate, you need to select one of the available binary operators and then you need to enter the two numbers.

The application can be used for a number of purposes, but the main thing is that it's a tool for performing calculations.