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1. • CommentRowNumber1.
   • CommentAuthorUrs
   • CommentTimeSep 10th 2010
   • (edited Sep 10th 2010)
   • PermaLink
   Author: Urs
   Format: MarkdownItexcreated [[smooth structure]] (also created [[differentiable manifold]] and added hyperlinks to the various notions in the Idea-section of [[manifold]])

   created smooth structure

   (also created differentiable manifold and added hyperlinks to the various notions in the Idea-section of manifold)

2. • CommentRowNumber2.
   • CommentAuthorUrs
   • CommentTimeOct 11th 2010
   • PermaLink
   Author: Urs
   Format: MarkdownItexdug out reference by Stallings where it is originally (I think) proven that in $d \neq 4$ there is a unique smooth structure on $\mathbb{R}^4$. Added theorem and reference to [[smooth structure]].

   dug out reference by Stallings where it is originally (I think) proven that in $d \neq 4$ there is a unique smooth structure on $\mathbb{R}^4$. Added theorem and reference to smooth structure.