On Riemann and Weyl Compatible Tensors
Ryszard Deszcz, Małgorzata Głogowska, Jan Jełowicki, Miroslava Petrović-Torgašev, Georges Zafindratafa (2013)
Publications de l'Institut Mathématique
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Ryszard Deszcz, Małgorzata Głogowska, Jan Jełowicki, Miroslava Petrović-Torgašev, Georges Zafindratafa (2013)
Publications de l'Institut Mathématique
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Kadri Arslan, Yunus Çelik, Ryszard Deszcz, Ridvan Ezentaş (1998)
Colloquium Mathematicae
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M. S. Santos (2017)
Commentationes Mathematicae Universitatis Carolinae
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In this manuscript we provide new extensions for the Myers theorem in weighted Riemannian and Lorentzian manifolds. As application we obtain a closure theorem for spatial hypersurfaces immersed in some time-like manifolds.
Katarzyna Sawicz (2004)
Colloquium Mathematicae
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We investigate hypersurfaces M in semi-Riemannian spaces of constant curvature satisfying some Ricci-type equations and for which the tensor H³ is a linear combination of the tensor H², the second fundamental tensor H of M and the metric tensor g of M.
J. Deprez, R. Deszcz, L. Verstraelen (1988)
Annales de la Faculté des sciences de Toulouse : Mathématiques
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Deszcz, R. (1996)
Publications de l'Institut Mathématique. Nouvelle Série
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Ryszard Deszcz (1991)
Colloquium Mathematicae
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Katarzyna Sawicz (2006)
Publications de l'Institut Mathématique
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Ryszard Deszcz, Marian Hotloś, Zerrin Şentürk (1999)
Colloquium Mathematicae
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Ewert-Krzemieniewski, Stanisław (1993)
Mathematica Pannonica
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