Differential invariants of Kundt spacetimes
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DOI: 10.1088/1361-6382/abff9c
Abstract: We find generators for the algebra of rational differential invariants for general and degenerate Kundt spacetimes and relate this to other approaches to the equivalence problem for Lorentzian metrics. Special attention is given to dimensions… read more here.
Keywords: invariants kundt; kundt spacetimes; differential invariants;