This book by John von Neumann, a first edition from 1950, is a must-have for any collector or enthusiast of antiquarian and collectible books. The book covers functional operators, specifically measures and integrals, and is published by Princeton University Press. The binding is a softcover wrap, and the book is in its original form.

The language in the book is English, making it accessible to a wider audience. As a special attribute, this book is a first edition, adding to its collectible value. The year printed is 1950, giving insight into the time period in which the book was written. This book is an exceptional addition to any collection, bringing a piece of history and knowledge to those who appreciate it.

Important: I am including volume two “the geometry of orthogonal spaces” in this sale, but the volume is in relatively poor condition, so it’s just being included as a bonus text.