Sommaire du Fascicule no. 1

The stability of certain classes of uni-ruled varieties
Etale p-covers in characteristic p
On generalized whitney mappings
Expectation and variance of the volume covered by a large number of independent random sets
A structure theorem Lie algebras of unbounded derivations in C * -algebras
Base curves of multicanonical systems on threefolds
Rational points on the modular curves X split (p)

Sommaire du Fascicule no. 2

Injectivity properties of liftings associated to weil representations
The structure of Gauss-like maps
Zero cycles on certain singular elliptic surfaces
Remarks on p-torsion of algebraic surfaces
Convex polytopes as matrix invariants
Transversality of generic projections and seminormality of the image hypersurfaces
Homogeneous-rational manifolds and unique factorization
Ellipsoids and hyperboloids with infinite foci
Seminormality of certain generic projections

Sommaire du Fascicule no. 3

Frame flows on manifolds with pinched negative curvature
Automorphisms of cusps and Inoue-Hirzebruch surfaces
On uniformly regular measures
Character sums in finite fields
Some properties of generalized wreath products
Moduli for Kodaira surfaces
Hilberträume mit amorphen basen
Naturally reductive homogeneous spaces and generalized Heisenberg groups