Note on Invariants of the Weyl Tensor
arXiv:gr-qc/0102050 · doi:10.1023/A:1026074400196
Abstract
Algebraically special gravitational fields are described using algebraic and differential invariants of the Weyl tensor. A type III invariant is also given and calculated for Robinson-Trautman spaces.
3 pages, no figures, corrected expression (12)