Abstract
We characterize Hopf hypersurfaces inS 6 as open parts of geodesic hyperspheres or of tubes around almost complex curves ofS 6.
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Berndt, J., Bolton, J. & Woodward, L.M. Almost complex curves and Hopf hypersurfaces in the nearly Kähler 6-sphere. Geom Dedicata 56, 237–247 (1995). https://doi.org/10.1007/BF01263564
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DOI: https://doi.org/10.1007/BF01263564