Abstract
Integrable hypercomplex structures with Hermitian and Norden metrics on Lie groups of dimension 4 are considered. The corresponding five types of invariant hypercomplex structures with hyper-Hermitian metric, studied by Barberis, are constructed here. The different cases regarding the signature of the basic pseudo-Riemannian metric are considered.
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This paper is partially supported by project NI13-FMI-002 of the Scientific Research Fund, Plovdiv University, Bulgaria and the German Academic Exchange Service (DAAD).
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Manev, M. Hypercomplex structures with Hermitian–Norden metrics on four-dimensional Lie algebras. J. Geom. 105, 21–31 (2014). https://doi.org/10.1007/s00022-013-0188-9
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DOI: https://doi.org/10.1007/s00022-013-0188-9