Gauss–Bonnet and Lovelock Gravities and the Generalized Second Law of Thermodynamics

... In this Letter, we discuss this issue in the case of Gauss– Bonnet and more general Lovelock gravities. Let us consider an (n + 1)-dimensional Friedman– Robertson–Walker universe with metric ... Rev. D 15 2738 [3] Akbar M and Cai RG 2007 Phys. Rev. ...