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1. • CommentRowNumber1.
   • CommentAuthorUrs
   • CommentTimeJun 1st 2017
   • PermaLink
   Author: Urs
   Format: MarkdownItexI have given _[[infinity-group infinity-ring]]_ its own entry (it used to be redirecting to _[[infinity-group of units]]_) Then I added a section "[H-group ring spectra](https://ncatlab.org/nlab/show/%E2%88%9E-group+%E2%88%9E-ring#HGroupRingSpectra)" with some details on the simpler version $\Sigma^\infty(-)_+ \colon Ho(Top) \longrightarrow Ho(Spectra)$.

   I have given infinity-group infinity-ring its own entry (it used to be redirecting to infinity-group of units)

   Then I added a section “H-group ring spectra” with some details on the simpler version $\Sigma^\infty(-)_+ \colon Ho(Top) \longrightarrow Ho(Spectra)$.