Master equations for Einstein-Maxwell-Scalar theories, as derived in Master equations and stability of Einstein-Maxwell-scalar black holes.
Please cite as: @article{Jansen:2019wag, author = "Jansen, Aron and Rostworowski, Andrzej and Rutkowski, Mieszko", title = "{Master equations and stability of Einstein-Maxwell-scalar black holes}", eprint = "1909.04049", archivePrefix = "arXiv", primaryClass = "hep-th", doi = "10.1007/JHEP12(2019)036", journal = "JHEP", volume = "12", pages = "036", year = "2019" }
The expansion into (higher dimensional) spherical harmonics is done in metricFluctuations.nb, while the final results are displayed and checked in MasterEquations.nb.