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A counterexample to the Bernhard-Jablan unknotting conjecture. (arXiv:1705.05985v1 [math.GT])
来源于:arXiv
We show that there is a knot whose unknotting number cannot be determined
using data only obtained from minimal crossing projections, thus giving a
counterexample to the Bernhard-Jablan Conjecture. 查看全文>>