BEL-ROBINSON ENERGY TENSORS IN BIANCHI TYPE I SPACETIME
Pages 87-94
Victor Rikhvitsky, Bijan Saha, Mihai Visinescu
Abstract
We write the expression for the Bel-Robinson tensor defined in three different ways for a Bianchi type-I
cosmological model. In doing so we use the orthonormal basis and compare the results obtained with those for
ordinary coordinate basis.