2 papers
astro-ph.CO2024
Testing Cotton gravity as dark matter substitute with weak lensing
Geyu Mo, Qingqing Wang, Xin Ren +3
Harada proposed a modified theory of gravity called Cotton gravity, and argued that it successfully explains the rotation curves of galaxies without the need of dark matter. I…
astro-ph.CO2024
Constrain the linear scalar perturbation theory of Cotton gravity
Pengbo Xia, Dongdong Zhang, Xin Ren +2
We perform a cosmological test of Cotton gravity, which describes gravity by cotton tensor. We assume in Cotton gravity the background evolution is the same as the flat FLRW backgr…