Comparison of Einstein-Boltzmann solvers for testing general relativity

We compare Einstein-Boltzmann solvers that include modifications to General Relativity and find that, for a wide range of models and parameters, they agree to a high level of precision. We look at three general purpose codes that primarily model general scalar-tensor theories, three codes that model...

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Bibliographic Details
Main Authors: Bellini, E, Barreira, A, Frusciante, N, Hu, B, Peirone, S, Raveri, M, Zumalacárregui, M, Avilez-Lopez, A, Ballardini, M, Battye, R, Bolliet, B, Calabrese, E, Dirian, Y, Ferreira, P, Finelli, F, Huang, Z, Ivanov, M, Lesgourgues, J, Li, B, Lima, N, Pace, F, Paoletti, D, Sawicki, I, Silvestri, A, Skordis, C, Umiltà, C, Vernizzi, F
Format: Journal article
Published: American Physical Society 2018