Composite ribbon number one knots have two-bridge summands

Composite ribbon number one knots have two-bridge summands
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Trans. Amer. Math. Soc. 321 (1990), 231-243

DOI: https://doi.org/10.1090/S0002-9947-1990-0968881-9

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A composite ribbon knot which can be sliced with a single band move has a two-bridge summand.

References

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