| friedmann robertson walker | FRW | 96 | 15 | 1.002872 | 0811.2364,0811.2221,etc |
| anti de sitter | AdS | 75 | 7 | 2.005901 | 0811.3068,0811.1129,etc |
| transverse traceless | TT | 18 | 5 | 2.000321 | 0811.3593,0811.3451,etc |
| null energy condition | NEC | 27 | 5 | 1.001505 | 0811.2685,0811.3919,etc |
| post newtonian | PN | 50 | 5 | 1.002468 | 0811.1011,0811.3952,etc |
| extreme mass ratio inspiral | EMRI | 83 | 5 | 2.004403 | 0811.1011,0811.0294,etc |
| generalized uncertainty principle | GUP | 106 | 4 | 2.00508 | 0811.0838,0811.0212,etc |
| arnowitt deser misner | ADM | 18 | 4 | 2.001513 | 0811.2069,0811.3240,etc |
| parametrized post newtonian | PPN | 15 | 4 | 1.000756 | 0811.0566,0811.0784,etc |
| ordinary differential equation | ODE | 10 | 3 | 1.000178 | 0811.3593,0811.1799,etc |
| kaluza klein | KK | 50 | 3 | 2.001891 | 0811.4177,0811.0691,etc |
| gauss bonnet | GB | 25 | 3 | 2.000703 | 0811.3068,0811.0558,etc |
| dvali gabadadze porrati | DGP | 56 | 3 | 2.000748 | 0811.3839,0811.0756,etc |
| friedmann lemaitre robertson walker | FLRW | 17 | 3 | 2.002115 | 0811.1870,0811.0866,etc |
| effective one body | EOB | 18 | 3 | 1.002371 | 0811.3451,0811.3952,etc |
| chern simons | CS | 73 | 3 | 2.005134 | 0811.3948,0811.2524,etc |
| dirac born infeld | DBI | 28 | 3 | 2.000982 | 0811.3919,0811.4607,etc |
| loop quantum cosmology | LQC | 29 | 3 | 2.001537 | 0811.1158,0811.4023,etc |
| space time matter | STM | 6 | 3 | 1.00033 | 0811.0993,0811.0661,etc |
| friedman robertson walker | FRW | 16 | 3 | 1.000847 | 0811.0028,0811.4607,etc |
| brans dicke | BD | 48 | 3 | 2.002069 | 0811.4269,0811.3823,etc |
| friedmann lema^itre robertson walker | FLRW | 18 | 3 | 2.000581 | 0811.1799,0811.4487,etc |