Quaternionic Hilbert Spaces and Slice Hyperholomorphic Functions

Differentiable Operators and Nonlinear Equations

Riemann’s Boundary Problem with Infinite Index

Time-Varying Discrete Linear Systems: Input-Output Operators. Riccati Equations. Disturbance Attenuation

Well-Posedness of Parabolic Difference Equations

Mathematical Results in Quantum Mechanics: International Conference in Blossin (Germany), May 17–21, 1993

Toeplitz Operators and Related Topics: The Harold Widom Anniversary Volume Workshop on Toeplitz and Wiener-Hopf Operators, Santa Cruz, California, September 20–22,1992

Matrix and Operator Valued Functions: The Vladimir Petrovich Potapov Memorial Volume

Category Theory: Edition 2

Nonselfadjoint Operators and Related Topics: Workshop on Operator Theory and Its Applications, Beersheva, February 24–28, 1992

Spectral Theory of Approximation Methods for Convolution Equations

Classical Mechanics with Calculus of Variations and Optimal Control: An Intuitive Introduction

Operator Theory in Function Spaces and Banach Lattices: Essays dedicated to A.C. Zaanen on the occasion of his 80th birthday