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Complex Lanczos Scalar

Mohd Shadab, Jose Lopez-Bonilla, R. López-Vázquez


In arbitrary vacuum spacetimes, we employ the Newman-Penrose version of Bianchi identities and Weyl-Lanczos equations to show that Cmnab(Cmnab + i*Cmnab) is an exact divergence, for the conformal tensor Cltgq.

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