An unknotting theorem for tori in S4

• Autores: Akiko Shima
• Localización: Revista matemática complutense, ISSN-e 1988-2807, ISSN 1139-1138, Vol. 11, Nº 2, 1998, págs. 299-309
• Idioma: inglés
• DOI: 10.5209/rev_rema.1998.v11.n2.17249
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• Resumen

  • Let T be a torus in S4 and T* a projection of T. If the singular set G(T*) consists of one disjoint simple closed curve, then T can be moved to the standard position by an ambient isotopy of S4.