Dynamics and Processes: Proceedings of the Third Encounter in Mathematics and Physics, held in Bielefeld, Germany, Nov. 30 - Dec. 4, 1981 (Lecture . (English, French and German Edition)

Symmetries and covariant representations.- Jump processes and applications to the trigonometric interaction.- Generalized homomorphisms between C*-algebras and KK-theory.- Global equilibria and steady states of discrete networks, according to classical thermodynamics.- Completeness of three body quantum scattering.- Mathematical structure in quantum field theory.- Hydrodynamik gekoppelter Fluktuationen im gleichgewicht.- Superrenormalizable infra red theories.- Un modele d'univers confronte aux observations.- Almost mathieu equation for small and big coupling constants.- Periodic solutions of hamiltonian equations.