Homotopy Limits, Completions and Localizations

摘要: Completions and localizations.- The R-completion of a space.- Fibre lemmas.- Tower An groups its relation to the spaces.- R-localizations nilpotent p-completions A glimpse at non-nilpotent Towers fibrations, cosimplicial spaces homotopy limits.- Simplicial sets topological fibrations.- Cosimplicial Homotopy inverse direct Errata.- Erratum to: spaces.