A note on the Gauss maps of Cayley-free embeddings into spin(7)-manifolds

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Date

2018-12-01

Author

Ünal, İbrahim

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We show that a closed, orientable 4-manifold M admits a Cayley-free embedding into flat Spin(7)-manifold R-8 if and only if both the Euler characteristic chi(M) and the signature tau(M) of M vanish.

Subject Keywords

Computational Theory and Mathematics, Geometry and Topology, Analysis

URI

https://hdl.handle.net/11511/47849

Journal

DIFFERENTIAL GEOMETRY AND ITS APPLICATIONS

DOI

https://doi.org/10.1016/j.difgeo.2018.07.003

Collections

Department of Mathematics, Article