Region crossing change is an unknotting operation
Region crossing change is an unknotting operation
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DOI:
10.2969/jmsj/06630693
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发表时间:
2010-11
影响因子:
0.7
通讯作者:
Ayaka Shimizu
中科院分区:
文献类型:
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作者:
Ayaka Shimizu
Region crossing change is a local transformation on a knot or link diagram. We show that a region crossing change on a knot diagram is an unknotting operation, and we define the region unknotting numbers for a knot diagram and a knot.