On a class of Ricci-recurrent manifolds.
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Acta Mathematica Academiae Paedagogicae Nyí regyháziensis. New Series [electronic only]
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Ewert-Krzemieniewski, Stanislaw (2003)
Acta Mathematica Academiae Paedagogicae Nyí regyháziensis. New Series [electronic only]
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Rendiconti del Seminario Matematico della Università di Padova
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We study when the Jacobi operator associated to the Weyl conformal curvature tensor has constant eigenvalues on the bundle of unit spacelike or timelike tangent vectors. This leads to questions in the conformal geometry of pseudo-Riemannian manifolds which generalize the Osserman conjecture to this setting. We also study similar questions related to the skew-symmetric curvature operator defined by the Weyl conformal curvature tensor.
Z. Olszak (1987)
Colloquium Mathematicae
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Mathematica Pannonica
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Colloquium Mathematicae
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Colloquium Mathematicae
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Colloquium Mathematicae
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Ewert-Krzemieniewski, Stanisław (2003)
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International Journal of Mathematics and Mathematical Sciences
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Matematički Vesnik
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