Abstract
We construct complete, open, hyperbolic 4-manifolds of smallest volume by gluing together the sides of a regular ideal 24-cell in hyperbolic 4-space. We also show that the volume spectrum of hyperbolic 4-manifolds is the set of all positive integral multiples of $4\pi^2/3$.
Citation
John G. Ratcliffe. Steven T. Tschantz. "The volume spectrum of hyperbolic 4-manifolds." Experiment. Math. 9 (1) 101 - 125, 2000.
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