Bounds on exceptional Dehn filling
arXiv:math/9906183 · doi:10.2140/gt.2000.4.431
Abstract
We show that for a hyperbolic knot complement, all but at most 12 Dehn fillings are irreducible with infinite word-hyperbolic fundamental group.
Published in Geometry and Topology at http://www.maths.warwick.ac.uk/gt/GTVol4/paper15.abs.html