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Markov theorem for doodles on two-sphere. (arXiv:1807.05337v1 [math.AT])
来源于:arXiv
In 1997 M.~Khovanov proved that any doodle can be presented as closure of
twin, this result is analogue of classical Alexander's theorem for braids and
links. We give a description of twins that have equivalent closures, this
theorem is analogue of classical Markov theorem. 查看全文>>
