| 1 | friedmann robertson walker | FRW | 69 | 15 | 1.001106 | 1408.5481,1408.2224,etc |
| 2 | zero angular momentum observer | ZAMO | 158 | 11 | 1.003243 | 1408.4598,1408.6316,etc |
| 3 | anti de sitter | AdS | 100 | 9 | 1.002507 | 1408.5337,1408.3203,etc |
| 4 | innermost stable circular orbit | ISCO | 32 | 7 | 1.000411 | 1408.3406,1408.5505,etc |
| 5 | de sitter | dS | 146 | 6 | 2.006524 | 1408.6155,1408.3989,etc |
| 6 | arnowitt deser misner | ADM | 52 | 6 | 2.000519 | 1408.4656,1408.2345,etc |
| 7 | friedmann lema^itre robertson walker | FLRW | 53 | 6 | 2.000742 | 1408.3352,1408.4118,etc |
| 8 | quantum field theory | QFT | 28 | 5 | 2.000365 | 1408.2345,1408.3062,etc |
| 9 | post newtonian | PN | 367 | 5 | 2.005938 | 1408.3406,1408.0860,etc |
| 10 | conformal field theory | CFT | 39 | 5 | 1.001533 | 1408.4276,1408.1955,etc |
| 11 | friedmann lema^{i}tre robertson walker | FLRW | 23 | 4 | 1.000553 | 1408.1285,1408.0152,etc |
| 12 | tolman oppenheimer volkoff | TOV | 26 | 4 | 1.001088 | 1408.1400,1408.3856,etc |
| 13 | mathisson papapetrou dixon | MPD | 46 | 4 | 2.001593 | 1408.5261,1408.4952,etc |
| 14 | gauss bonnet | GB | 68 | 4 | 2.00311 | 1408.6754,1408.6577,etc |
| 15 | advanced ligo | aLIGO | 21 | 4 | 1.000793 | 1408.3406,1408.1810,etc |
| 16 | randall sundrum | RS | 84 | 3 | 2.005114 | 1408.6155,1408.4425,etc |
| 17 | banados teitelboim zanelli | BTZ | 24 | 3 | 2.003199 | 1408.5976,1408.3008,etc |
| 18 | newman penrose | NP | 10 | 3 | 1.001052 | 1408.4593,1408.1735,etc |
| 19 | reissner nordstrom | RN | 50 | 3 | 1.001702 | 1408.7009,1408.4376,etc |
| 20 | chern simons | C-S | 23 | 3 | 2.001265 | 1408.3296,1408.2806,etc |
| 21 | supported in part by mineco | Spain | 4 | 3 | 1.000151 | 1408.1285,1408.1270,etc |
| 22 | equations of motion | EOM | 64 | 3 | 2.000908 | 1408.5337,1408.6754,etc |
| 23 | fiorentino | FI | 3 | 3 | 1.000038 | 1408.4281,1408.4949,etc |
| 24 | ordinary differential equation | ODE | 8 | 3 | 1.000045 | 1408.2885,1408.1798,etc |
| 25 | bunch davies | B-D | 59 | 3 | 1.002828 | 1408.4705,1408.6859,etc |
| 26 | loop quantum cosmology | LQC | 69 | 3 | 2.001547 | 1408.3420,1408.4336,etc |