Geodesic
The slicing number of a knot
Livingston, Charles1
1Department of Mathematics, Indiana University, Bloomington, IN 47405, USA
Algebraic and Geometric Topology, Tome 2 (2002) no. 2, pp. 1051-1060
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An open question asks if every knot of 4–genus gs can be changed into a slice knot by gs crossing changes. A counterexample is given.

DOI : 10.2140/agt.2002.2.1051
Keywords: slice genus, unknotting number

Livingston, Charles  1

1 Department of Mathematics, Indiana University, Bloomington, IN 47405, USA 
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Livingston, Charles. The slicing number of a knot. Algebraic and Geometric Topology, Tome 2 (2002) no. 2, pp. 1051-1060. doi: 10.2140/agt.2002.2.1051

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