Algebraic Topology Aarhus 1982 [electronic resource] : Proceedings of a conference held in Aarhus, Denmark, August 1–7, 1982 / edited by Ib H. Madsen, Robert A. Oliver.

A norm theorem for K2 of global fields -- The non-existence of tensorproducts for free group actions on spheres -- The rational homotopy type of ?WhDiff(*) -- On novikov's conjecture for cocompact discrete subgroups of a lie group -- An introduction to maps between surgery obstruction groups -- Unitary K-homology and the lichtenbaum-quillen conjecture on the algebraic K-theory of schemes -- The canonical involution on the algebraic K-theory of spaces -- Algebraic K-theory of spaces, localization, and the chromatic filtration of stable homotopy -- Coxeter groups and aspherical manifolds -- Acyclic maps and Poincare spaces -- Some closed 4-manifolds with exotic differentiable structure -- Sur les immersions de Boy -- Smoothing theory and Freedman's work on four manifolds -- A two stage procedure for the classification of vector bundle monomorphisms with applications to the classification of immersions homotopic to a map -- La demonstration de J. Levine des theoremes de A. Plans -- Connections between Yoneda and Pontrjagin algebras -- A construction of p-local H-spaces -- Desuspension at an odd prime -- H-spaces and self-maps -- Unstable algebras over the Steenrod algebra -- A remark on the Kervaire invariant problem -- Massey-peterson towers and maps from classifying spaces -- Multiplicative structure of finite ring spectra and stable homotopy of spheres -- Homotopy invariance of A? and E? ring spaces -- Prerequisites (on equivariant stable homotopy) for Carlssons's lecture -- On the rational homotopy of circle actions -- Semifree topological actions of finite groups on spheres -- Extensions libres des actions de groupes finis dans les varietes simplement connexes -- Die Picard-Gruppe des Burnside-Ringes -- Even dimensional s-Smith equivalent representations -- Fixed points and group actions -- Borsuk-ulam theorems and K-theory degrees of maps -- The completion conjecture in equivariant cohomology -- Equivariant localization and limits of thom spectra -- Upper bounds for the toral symmetry of certain homotopy spheres -- On Steenrod's problem for non Abelian finite groups.