Removing Ostrogradski’s ghost from cosmological perturbations in f(R,Rμν2,Cμνρσ2) gravity

DOI10.1142/S021773231650067XzbMath1338.83135arXiv1507.00812OpenAlexW1526650580MaRDI QIDQ2812687

Tsutomu Kobayashi, Yuji Akita

Publication date: 13 June 2016

Published in: Modern Physics Letters A (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1507.00812

zbMATH Keywords

gravitational waveshigher derivative gravity

Mathematics Subject Classification ID

Relativistic gravitational theories other than Einstein's, including asymmetric field theories (83D05) Gravitational waves (83C35) Higher-order theories for problems in Hamiltonian and Lagrangian mechanics (70H50)

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