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Geometry of planar surfaces and exceptional fillings
(2015-04-07)
Poincare homology sphere, lens space surgeries, and some knots with tunnel number two
(2015-04-25)
We exhibit an infinite family of knots in the Poincare homology sphere with tunnel number 2 that have a lens space surgery. Notably, these knots are not doubly primitive and provide counterexamples to a few conjectures. ...