Free 2-tangles from the point of view of c-Heegaard splittings

Free 2-tangles from the point of view of c-Heegaard splittings
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从 c-Heegaard 分裂的角度看自由 2-缠结

DOI:
10.1016/j.topol.2012.09.016
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发表时间:
2013
期刊:
Topology Appl
影响因子:
--
通讯作者:
Toshio Saito
Toshio Saito
中科院分区:
--
文献类型:
--
作者:
金 英子;金 英子;金 英子;金 英子;Kazuhiro Ichihara and Toshio Saito;Toshio Saito

文献摘要

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研究了具有自由2-缠结和3-桥状缠结的纽结的对角失稳数。作为应用,我们证明了Morimoto结的非稳定数为2。
We study meridional destabilizing number of knots with a free 2-tangle and also a 3-bridgelike tangle, which is defined in this paper. As an application, we show that the meridional destabilizing number of Morimotoʼs knot is two.