Sommaire du Fascicule no. 1

G-ANR's with homotopy trivial fixed point sets
p. 1
On closed sets with convex projections in Hilbert space
p. 17
The homotopy dimension of codiscrete subsets of the 2-sphere 𝕊²
p. 35
Algebraic properties of quasi-finite complexes
p. 67
The cell-like approximation theorem in dimension 5
p. 81
Boundaries of right-angled hyperbolic buildings
p. 123
Generalized universal covering spaces and the shape group
p. 167
Products of open manifolds with ℝ
p. 197
Borsuk's quasi-equivalence is not transitive
p. 215
Polyhedra with virtually polycyclic fundamental groups have finite depth
p. 229
Topology and dynamics of unstable attractors
p. 239
A new invariant and parametric connected sum of embeddings
p. 253
Measure-preserving homeomorphisms of noncompact manifolds and mass flow toward ends
p. 271