Linear Operators in Hilbert Spaces

Focusing on the theory of linear operators in Hilbert spaces, this book serves as an accessible introduction for students and professionals alike. It incorporates simplified proofs, additional exercises, and new results, enhancing the original German edition. The text assumes a basic understanding of complex analysis and ordinary differential equations, making it suitable for advanced students. Additionally, it compiles essential results from Lebesgue integration theory, providing a comprehensive resource for both learning and research in mathematical physics.