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Order in the concordance group and Heegaard-Floer homology - MaRDI portal

Order in the concordance group and Heegaard-Floer homology (Q2464816)

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Order in the concordance group and Heegaard-Floer homology
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    Order in the concordance group and Heegaard-Floer homology (English)
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    17 December 2007
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    The authors find a new obstruction to a knot having finite order in the smooth concordance group. The obstruction distinguishes between the smooth and topological cases. Lower bounds on the orders of 14 knots are improved.
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    concordance order
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    Heegaard-Floer homology
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