论文标题

几乎纤维结的胆量

Guts of nearly fibered knots

论文作者

Li, Zhenkun, Ye, Fan

论文摘要

结的胆量是为Agol-Zhang的结的定义的不变性。几乎是纤维结的定义为结的结,其浮子同源性在亚历山大的顶部分级中具有二维尺寸,并由鲍德温·塞维克(Baldwin-Sivek)引入。在本说明中,我们确定了三种描述3速中任何几乎纤维结的胆量的模型。作为推论,近乎纤维的条件可以纯粹是拓扑特征的,并且独立于浮子理论的特定版本

The guts of a knot is an invariant defined for the knot complement by Agol-Zhang. Nearly fibered knots are defined to be knots whose Floer homology has dimension two in the top Alexander grading and were introduced by Baldwin-Sivek. In this note, we identify three models that describe the guts of any nearly fibered knots in the 3-sphere. As a corollary, the nearly fibered condition can be purely characterized topologically and is independent of the specific version of Floer theory

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