Constant angle surfaces in the Lorentzian Heisenberg group
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DOI: 10.1007/s00013-017-1104-6
Abstract: In this paper, we define and, then, we characterize constant angle spacelike and timelike surfaces in the three-dimensional Heisenberg group, equipped with a 1-parameter family of Lorentzian metrics. In particular, we give an explicit local… read more here.
Keywords: angle surfaces; heisenberg group; constant angle;