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Continuum theory, point-set topology, spaces with algebraic structure, foundations, dimension theory, local and global properties.

17 votes
8 answers
3k views

Smooth classifying spaces?

Take G to be a group. I care about discrete groups, but the answer in general would be welcome too. There are the various ways to construct the classifying space of G, bar construction, cellular const …
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7 votes

References for homotopy colimit

A good (if kind of old) reference is Vogt's "Homotopy Limits and Colimits". I can't find a free reference for it, but if you can't access it, I could email a pdf (if that's allowed here). Also, in th …
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