An unknotting theorem for tori in \(S^4\) (Q1281531)

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scientific article; zbMATH DE number 1267965
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An unknotting theorem for tori in \(S^4\)
scientific article; zbMATH DE number 1267965

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    An unknotting theorem for tori in \(S^4\) (English)
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    25 August 1999
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    Let \(T\) be a torus embedded in \(S^4\). It is shown here that if the singular set of the projection of \(T\) into \(S^3\) consists of one simple closed curve, then \(T\) is ambient isotopic to the torus in standard position.
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    surface
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    embedding
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    unknotted
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