Timeline for Does a spectral gap lift to covering spaces?
Current License: CC BY-SA 4.0
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| Nov 5, 2018 at 17:00 | history | bounty ended | CommunityBot | ||
| Nov 4, 2018 at 13:17 | comment | added | Jan Bohr | The result you've mentioned is very interesting, because my intuition for the closed case would have been that the first nonzero eigenvalue is always smaller on the covering space. I will have a closer look at the paper, but (apart from the closedness assumption) the problematic bit seems to be that they construct a special metric for which the spectrum upstairs can be controlled, while in my question we want control for an arbitrary metric. | |
| Oct 29, 2018 at 2:44 | history | edited | Hadrian Quan | CC BY-SA 4.0 |
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| Oct 28, 2018 at 23:58 | history | answered | Hadrian Quan | CC BY-SA 4.0 |