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根据knots theory，将绳子两端连起来，构成一个knot, 等价的knots可以通过一系列3种基本变幻相互转换，如果绳子等价于空的knot则可以揭开参考这个 https://graphics.stanford.edu/courses/cs468-02-fall/projects/desanti.pdf 三种变幻的第三种只是转换，不能消除节点，所以。。。。就加了点随机。。。。。 Followed by: Post your reply here: |
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