• Title/Summary/Keyword: real half lightlike submanifold

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GEOMETRY OF HALF LIGHTLIKE SUBMANIFOLDS OF INDEFINITE KAEHLER MANIFOLDS WITH A QUARTER-SYMMETRIC METRIC CONNECTION

  • Gupta, Garima;Kumar, Rakesh
    • Communications of the Korean Mathematical Society
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    • v.35 no.3
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    • pp.979-998
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    • 2020
  • We study totally umbilical real half lightlike submanifolds of indefinite Kaehler manifolds with a quarter-symmetric metric connection. We obtain some conditions for a real half lightlike submanifold of an indefinite Kaehler manifold with a quarter-symmetric metric connection to be a product manifold. We derive the expression for induced Ricci type tensor 𝓡(0,2) and also obtain conditions for 𝓡(0,2) to be symmetric.

REAL HALF LIGHTLIKE SUBMANIFOLDS WITH TOTALLY UMBILICAL PROPERTIES

  • Jin, Dae-Ho
    • The Pure and Applied Mathematics
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    • v.17 no.1
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    • pp.51-63
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    • 2010
  • In this paper, we prove two characterization theorems for real half lightlike submanifold (M,g,S(TM)) of an indefinite Kaehler manifold $\bar{M}$ or an indefinite complex space form $\bar{M}$(c) subject to the conditions : (a) M is totally umbilical in $\bar{M}$, or (b) its screen distribution S(TM) is totally umbilical in M.