H. Langer
Books
- Linear Operators and Matrices
- Operator Theory and Boundary Eigenvalue Problems
- Introduction to the Spectral Theory of Operators in Spaces with an Indefinite Metric
- Contributions to operator theory in spaces with an indefinite metric
- Markov processes and control theory
- Competition Law of the United States
- Linear operators and matrices
- Planen und Gestalten
- Operator theory and indefinite inner product spaces
Author data: Open Library