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Generating Infinitely Many Hyperbolic Knots with Plats

2024/10/22 by Carolyn Engelhardt, Engelhardt, Carolyn, Seth Hovland +1
Computer Science · #Image Processing and 3D Reconstruction #Computational Geometry and Mesh Generation #Robotic Path Planning Algorithms

paper · pdf · doi:10.48550/arxiv.2410.17443

Abstract

In this paper we study the relationships between links in plat position, the dynamics of the braid group, and Heegaard splittings of double branched covers of S3 over a link. These relationships offer new ways to view links in plat position and a new tool kit for analyzing links. In particular, we show that the Hempel distance of the Heegaard splitting of the double branched cover obtained from a plat is a lower bound for the Hempel distance of that plat. Using the Hempel distance of a knot in bridge position and pseudo-Anosov braids we obtain our main result: a construction of infinitely many sequences of prime hyperbolic n-bridge knots for n ≥ 3, infinitely many of which are distinct. We consider known results to show that the knot genus and hyperbolic volume of these knots are bounded below by a linear function.

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