Abstract
We show that all closed flat –manifolds are diffeomorphic to a cusp cross-section in a finite volume hyperbolic –orbifold.
Citation
Darren D Long. Alan W Reid. "All flat manifolds are cusps of hyperbolic orbifolds." Algebr. Geom. Topol. 2 (1) 285 - 296, 2002. https://doi.org/10.2140/agt.2002.2.285
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