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For questions about simplicial sets, simplicial (co)algebras and simplicial objects in other categories; geometric realization, Dold-Kan correspondence, simplicial resolutions etc.

16 votes

Is the 4x5 chessboard complex a link complement?

Figure 1.27 of http://math.berkeley.edu/~matthias/research/matthias_goerner_thesis_print.pdf shows the link.
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19 votes
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Is the 4x5 chessboard complex a link complement?

I met this manifold before. It is a normal cover of the orbifold $\mathbb{H}^3/\mathrm{PSL}(2,\mathbb{Z}[\zeta])$ where $\zeta=e^{\pi i/3}$. I suspect that it actually is $\mathbb{H}^3/\ker\left(\mat …
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