Tabla de Contenidos:
  • Introduction I. Pseudo-Riemannian and pseudo-Hermitian symmetric spaces II. Weakly irreducible spaces on which the action of the holonomy group is neither semi-simple nor nilpotent III. Structure of the spaces admitting a maximal parallel foliation with zero curvature IV. Structure of the $\mathcal {S}$-module $Y$ V. Construction of the admissible $\mathcal {S}$-modules $y_\alpha $ VI. Some examples of non minimal multiplication VII. Classification of the indecomposable PRST of dimension lower than 8.