Timeline for Does a small-area sphere in a 3-manifold bound a small ball?
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| Feb 28, 2014 at 14:49 | comment | added | user126154 | the Federer-Fleming deformation gives you a cobordism between the given ball and a PL chain, right? Is that enough to conclude? (also in dimension 4?). | |
| Feb 28, 2014 at 12:21 | history | answered | Misha | CC BY-SA 3.0 |