Crossing changes, Delta moves, and sharp moves on welded knots

2015/10/09 by Shin Satoh, Satoh, Shin
Computer Science · Mathematics · #Advanced Combinatorial Mathematics #FOS: Mathematics #Geometric Topology (math.GT) #Geometric and Algebraic Topology #semigroups and automata theory

paper · pdf · doi:10.48550/arxiv.1510.02554

openalex publication_date 2015/10/09 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We prove that the crossing changes, Delta moves, and sharp moves are unknotting operations on welded knots.

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