Mathematics > Geometric Topology
arXiv:2606.18776 (math)
[Submitted on 17 Jun 2026]
Abstract:We give a lower bound of the crossing number of knots and links projected on a 2-sided surface in a 3-manifold using the rank of fundamental groups.
Submission history
From: Tetsuya Ito [view email]
[v1]
Wed, 17 Jun 2026 07:39:14 UTC (10 KB)
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