Rational homology spheres and the four-ball genus of knots

Owens, B. and Strle, S. (2006) Rational homology spheres and the four-ball genus of knots. Advances in Mathematics, (doi: 10.1016/j.aim.2004.12.007)

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Using the Heegaard Floer homology of Ozsváth and Szabó we investigate obstructions to a rational homology sphere bounding a four-manifold with a definite intersection pairing. As an application we obtain new lower bounds for the four-ball genus of Montesinos links.

Item Type:Articles
Glasgow Author(s) Enlighten ID:Owens, Professor Brendan
Authors: Owens, B., and Strle, S.
Subjects:Q Science > QA Mathematics
College/School:College of Science and Engineering > School of Mathematics and Statistics > Mathematics
Journal Name:Advances in Mathematics

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