Double canal hypersurfaces in the Euclidean space $E^n$
Sbornik. Mathematics, Tome 191 (2000) no. 6, pp. 937-943
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A multidimensional analogue of the cyclides of Dupin is considered: double canal hypersurfaces. A generalization is proved of the theorem about the set of centres $C_1$ and $C_2$ of the generating hyperspheres.
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