Naive Set Theory (Dover Books on Mathematics)

This comprehensive guide to set theory is a must-read for any advanced undergraduate or graduate student in mathematics.

Employing informal mathematics language and notation, it provides a concise introduction to the subject, covering basic concepts such as cardinal numbers, transfinite methods, and more.

With only a few displayed theorems and most facts stated in simple terms followed by a sketch of the proof, this book is perfect for those looking to gain a deeper understanding of set theory's underpinnings.

Whether you're a beginner or an experienced mathematician looking to refresh your knowledge, this book is an excellent reference for anyone interested in the subject.