Geometry & Topology, Vol. 4 (2000) Paper no. 15, pages 431--449.

Bounds on exceptional Dehn filling

Ian Agol

Abstract. We show that for a hyperbolic knot complement, all but at most 12 Dehn fillings are irreducible with infinite word-hyperbolic fundamental group.

Keywords. Hyperbolic, Dehn filling, word-hyperbolic

AMS subject classification. Primary: 57M50, 57M27. Secondary: 57M25, 57S25.

DOI: 10.2140/gt.2000.4.431

E-print: arXiv:math.GT/9906183

Submitted to GT on 20 February 1999. (Revised 29 May 2000.) Paper accepted 11 November 2000. Paper published 14 November 2000.

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Ian Agol
Department of Mathematics
University of Melbourne
Parkville, VIC 3052, Australia
Email: agol@ms.unimelb.edu.au
URL: http://math.ucdavis.edu/~iagol
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