Set Operations, Venn Diagram is an Android application developed by Palincsár Zoltán, perfect for visualizing the basics of set theory with Venn diagrams. The app provides a clear and concise representation of set operations, including union, intersection, difference, complement, and symmetric difference. The symbol ~ is used for complement in the app.

The app is ideal for students and teachers who want to learn or teach the basics of set theory in a more interactive way. With its easy-to-use interface, users can easily drag and drop elements to create Venn diagrams and understand the concepts of set theory. The app is free to use and provides a great tool for anyone looking to improve their understanding of the fundamentals of set theory.