Equatorial symmetry/antisymmetry of stationary axisymmetric electrovac spacetimes
arXiv:gr-qc/0701112 · doi:10.1088/0264-9381/23/15/013
Abstract
Two theorems are proved concerning how stationary axisymmetric electrovac spacetimes that are equatorially symmetric or equatorially antisymmetric can be characterized correctly in terms of the Ernst potentials $\E$ and or in terms of axis-data.
8 pages