Small knots of large Heegaard genus

IF 0.7 4区 数学 Q2 MATHEMATICS Communications in Analysis and Geometry Pub Date : 2023-12-06 DOI:10.4310/cag.2023.v31.n2.a6
William Worden
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引用次数: 0

Abstract

Building off ideas developed by Agol, we construct a family of hyperbolic knots $K_n$ whose complements contain no closed incompressible surfaces and have Heegaard genus exactly $n$. These are the first known examples of small knots having large Heegaard genus. Using work of Futer and Purcell, we are able to bound the crossing number for each $K_n$ in terms of $n$.
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大 Heegaard 属的小结
根据阿戈尔提出的观点,我们构建了一个双曲结$K_n$族,其补集不包含闭合不可压缩曲面,且希嘉属恰好为$n$。这是已知的第一个此类结的例子。利用 Futer 和 Purcell 的研究成果,我们可以用 $n$ 约束每个 $K_n$ 的交叉数。
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来源期刊
CiteScore
1.60
自引率
0.00%
发文量
4
审稿时长
>12 weeks
期刊介绍: Publishes high-quality papers on subjects related to classical analysis, partial differential equations, algebraic geometry, differential geometry, and topology.
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