Generalized Goldberg-Sachs theorems for
✍
V. Apostolov
📂
Article
📅
1998
🏛
Elsevier Science
🌐
English
⚖ 1006 KB
It has been recently observed that the generalized Goldberg-Sachs theorem in general relativity as well as some of its corollaries admit appropriate Riemannian versions. In this paper we use the formalism of spinors to give alternative proofs of these results clarifying the analogy between positive