Gravitational waves in the $f(R,T)$ theory of gravity

M. E. S. Alves, P. H. R. S. Moraes, J. C. N. de Araujo +1

There is a host of alternative theories of gravitation in the literature, among them the $f(R,T)$ recently elaborated by Harko and collaborators. In these theories the $R$ and $T$…