2 papers
astro-ph1999
Detecting large-scale deviations from a FRW geometry with future CMB observations
G. Dautcourt
We discuss the question to what degree the geometrical structure and the matter content of the universe at scales exceeding the present Hubble horizon is constrained by cosmologica…
gr-qc1997
Self-consistent solutions for low-frequency gravitational background radiation
G. Dautcourt
We study in a Brill-Hartle type of approximation the back-reaction of a superposition of linear gravitational waves in an Einstein-de Sitter background up to the second order in th…