This book is devoted to an exposition of the theory of finite-dimensional Lie groups and Lie
algebras, which is a beautiful and central topic in modern mathematics. At the end of the …

On the variation in the cohomology of the symplectic form of the reduced phase space Page 1
Invent. math. 69, 259-268 (1982) Irl verl tiones mathematicae 'i~) Springer-Verlag 1982 On the …

Let X be a compact boundaryless C manifold and let P be a positive self-adjoint pseudodifferential
operator of order m> 0 on X. For technical reasons we will assume that P operates on …

More than twenty years ago I gave a course on Fourier Integral Op erators at the Catholic
University of Nijmegen (1970-71) from which a set of lecture notes were written up; the Courant …

We determine all the potentialsV(x) for the Schrödinger equation (−∂ x 2 +V(x))∅=k 2 ∅
such that some family of eigenfunctions ∅ satisfies a differential equation in the spectral …

Distribution Kernels Page 1 Chapter 15 Distribution Kernels A very important result in
distribution theory is the Schwartz Kernel Theorem, which can be efficiently proved by …

Fourier Integral Operators. n * Page 1 Fourier Integral Operators. n * JJ Duistennaat and L.
Honnander Preface The purpose of this paper is to give applications of the operator theory …

The rich subject matter in this book brings in mathematics from different domains, especially
from the theory of elliptic surfaces and dynamics.The material comes from the author’s …

Part one of the authors' comprehensive and innovative work on multidimensional real analysis.
This book is based on extensive teaching experience at Utrecht University and gives a …

THE QUANTUM MECHANICAL SPHERICAL PENDULUM We begin by discussing 1. The
classical spherical pendulum [6, 4]. As a Hamiltonian sy Page 1 BULLETIN (New Series) OF …