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gr-qc2012★ 110 cited
Growth Histories in Bimetric Massive Gravity
Marcus Berg, Igor Buchberger, Jonas Enander +2
We perform cosmological perturbation theory in Hassan-Rosen bimetric gravity for general homogeneous and isotropic backgrounds. In the de Sitter approximation, we obtain decoupled…
gr-qc2000★ 2 cited
Are Simple Real Pole Solutions Physical?
M Berg, M Bradley
We consider exact solutions generated by the inverse scattering technique, also known as the soliton transformation. In particular, we study the class of simple real pole solutions…