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Ali M. Elgindi
Totally real perturbations and nondegenerate embeddings of S3 view print
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Published: |
December 7, 2015 |
Keywords: |
Complex tangents, real submanifolds of complex space, totally real, 3-sphere |
Subject: |
32C09, 32V40, 32W99 |
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Abstract
In this article, we demonstrate methods for the local removal and modification of complex tangents to embeddings of S3 into C3. In particular, given any embedding of S3 and a neighborhood of the complex tangents of the embedding, we show that there exists a (C0-close) totally real embedding which agrees with the original embedding outside the given neighborhood of the complex tangents. We also demonstrate that given any knot type K ⊂ S3, either there exists an embedding of S3 which assumes nondegenerate complex tangents exactly along K or there exists a nondegenerate embedding complex tangent along two unlinked copies of K (both cases may hold). We also note possible directions of future investigations.
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Acknowledgements
The author was supported in part by IRG grant no. 4010501011418 from Alfaisal University.
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Author information
Alfaisal University, Riyadh, Saudi Arabia
aelgindi@alfaisal.edu
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