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1. • CommentRowNumber1.
   • CommentAuthorAndrew Stacey
   • CommentTimeMar 14th 2010
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   Author: Andrew Stacey
   Format: MarkdownStarted [[smooth structure of the path groupoid]] in response to Theo Something-Or-Other's question on MO. Initial input concerns the structure of the path groupoid in Euclidean space with a - perhaps surprising - conclusion.

   Started smooth structure of the path groupoid in response to Theo Something-Or-Other's question on MO. Initial input concerns the structure of the path groupoid in Euclidean space with a - perhaps surprising - conclusion.

2. • CommentRowNumber2.
   • CommentAuthorAndrew Stacey
   • CommentTimeMar 15th 2010
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   Author: Andrew Stacey
   Format: MarkdownBleugh. Found a mistake in my argument about reparametrising curves.

   Bleugh. Found a mistake in my argument about reparametrising curves.

3. • CommentRowNumber3.
   • CommentAuthorAndrew Stacey
   • CommentTimeMar 17th 2010
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   Author: Andrew Stacey
   Format: MarkdownCompletely rewritten with an explanation of exactly why this space isn't a manifold, together with some witterings on the diffeological structure.

   Completely rewritten with an explanation of exactly why this space isn't a manifold, together with some witterings on the diffeological structure.