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math.DG2022
Symmetry of hypersurfaces with symmetric boundary
Hui Ma, Chao Qian, Jing Wu +1
Let be a compact connected subgroup of . In , we gain interior -symmetry for minimal hypersurfaces and hypersurfaces of constant mean curvature (C…
math.DG2022
On two questions of James
Chao Qian, Zizhou Tang, Wenjiao Yan
64 years ago, I. M. James raised two fundamental questions about octonionic Stiefel spaces. The prime objective of this paper is to figure out partial answers to both of them.
math.DG2022
Clifford systems, harmonic maps and metrics with non-negative curvature
Chao Qian, Zizhou Tang, Wenjiao Yan
Associated with a symmetric Clifford system on , there is a canonical vector bundle over . For and , we construc…