Suchergebnisse - Baumgärtel, Hellmut 1934-

Operatoralgebraic methods in quantum field theory: a series of lectures

Causal nets of operator algebras: mathematical aspects of algebraic quantum field theory

Endlichdimensionale analytische Störungstheorie

Analytic perturbation theory for matrices and operators

Mathematical scattering theory: Hellmut Baumgärtel ; Manfred Wollenberg

Einige Bemerkungen zur Differentialgleichung ... für Operatorfunktionen

Zur Theorie der Paraboloiddifferentialgleichung und der Whittakerschen Funktionen

Beiträge zur mathematischen Theorie allgemeiner und spezieller Streusysteme

Einige Bemerkungen zur Differentialgleichung X'(t) = P(t) x (t) für Operator-funktionen

Actions of finite abelian groups on abelian C*-algebras Z: second cohomology and description by C*-extensions F Z

Causal structures and quasilocal algebras on Zn

The inverse problem of scattering theory and quantum field theory

The inverse problem of scattering theory and quantum field theory

Analytic perturbation theory for matrices and operators

Group actions on C*-algebras and their description by Hilbert C*-extensions

Superselection structures for C * -algebras with nontrivial center

A remark on covariant and causal nets of CAR-resp. CCR-type local algebras assigned to the irreducible unitary representation of the Poincaré group labeled by m 0,s,+

A modified approach to the Doplicher/Roberts theorem on the construction of the field algebra and the symmetry group in superselection theory

A characterization of W-systems with pure Hilbert spectrum, satisfying a completeness condition

On positive functionals on the algebra C1 + L 2 (H)