| entanglement entropy | 176 | 12 | 15.636 | 0.004112 | 1810.06321,1810.03888,etc |
| dynamical system | 79 | 21 | 3.6 | 0.00355 | 1810.03291,1810.07957,etc |
| symmetric black hole | 24 | 11 | 2.3 | 0.003197 | 1810.00854,1810.08822,etc |
| light ray | 99 | 16 | 5.6 | 0.002654 | 1810.12923,1810.08273,etc |
| primordial power spectrum | 32 | 12 | 2.818 | 0.002603 | 1810.09815,1810.02816,etc |
| vacuum energy density | 30 | 13 | 2.333 | 0.002479 | 1810.02816,1810.11138,etc |
| matter field | 204 | 68 | 3.03 | 0.002364 | 1810.11847,1810.12111,etc |
| local coordinate | 233 | 11 | 23.2 | 0.002345 | 1810.09188,1810.03447,etc |
| geodesic equation | 56 | 25 | 2.208 | 0.002252 | 1810.09815,1810.09627,etc |
| correction term | 28 | 14 | 2.077 | 0.00221 | 1810.05645,1810.06321,etc |
| electric field | 143 | 25 | 5.5 | 0.002156 | 1810.12407,1810.12111,etc |
| first law | 111 | 30 | 3.586 | 0.002087 | 1810.05645,1810.10505,etc |
| derivative term | 52 | 21 | 2.2 | 0.001977 | 1810.00854,1810.05136,etc |
| present time | 51 | 21 | 2.5 | 0.001947 | 1810.04947,1810.11138,etc |
| quasinormal mode | 67 | 12 | 6.0 | 0.001875 | 1810.08822,1810.06993,etc |
| Horndeski theory | 76 | 19 | 4.167 | 0.001841 | 1810.09997,1810.00202,etc |
| conformal factor | 82 | 28 | 3.0 | 0.001769 | 1810.12691,1810.02478,etc |
| Einstein gravity | 77 | 29 | 2.679 | 0.001764 | 1810.01232,1810.12111,etc |
| Sitter space | 60 | 18 | 3.471 | 0.001727 | 1810.09815,1810.06789,etc |
| Bekenstein-Hawking entropy | 45 | 14 | 3.077 | 0.001726 | 1810.11138,1810.12236,etc |
| boundary term | 112 | 29 | 3.929 | 0.00172 | 1810.01232,1810.11847,etc |
| Poisson bracket | 66 | 17 | 3.625 | 0.001648 | 1810.04153,1810.00962,etc |
| Lorentz symmetry | 38 | 13 | 3.0 | 0.001623 | 1810.07707,1810.05136,etc |
| gravity theory | 138 | 47 | 2.935 | 0.001604 | 1810.11847,1810.09997,etc |
| Einstein frame | 154 | 32 | 4.548 | 0.001604 | 1810.12691,1810.00707,etc |
| Einstein' field equation | 56 | 24 | 2.348 | 0.001593 | 1810.04445,1810.11324,etc |
| unitary gauge | 59 | 14 | 3.077 | 0.001588 | 1810.02478,1810.00202,etc |
| symmetric tensor | 50 | 15 | 3.5 | 0.001556 | 1810.05645,1810.07707,etc |
| Planck scale | 105 | 34 | 3.152 | 0.001548 | 1810.00854,1810.05645,etc |
| black hole spacetime | 32 | 15 | 2.214 | 0.001533 | 1810.00040,1810.02825,etc |
| metric function | 109 | 40 | 2.744 | 0.00151 | 1810.00854,1810.12407,etc |
| quantum correction | 98 | 33 | 3.031 | 0.001478 | 1810.00707,1810.00683,etc |
| black hole horizon | 85 | 32 | 2.71 | 0.001467 | 1810.12407,1810.04220,etc |
| energy-momentum tensor | 191 | 63 | 2.952 | 0.001458 | 1810.08822,1810.06789,etc |
| spatial part | 29 | 13 | 2.333 | 0.001403 | 1810.01232,1810.04220,etc |
| spatial curvature | 53 | 22 | 2.476 | 0.001385 | 1810.06321,1810.04947,etc |
| horizon radius | 44 | 15 | 2.571 | 0.001382 | 1810.08822,1810.05177,etc |
| extremal black hole | 26 | 12 | 2.273 | 0.001377 | 1810.12111,1810.13119,etc |
| Starobinsky model | 42 | 11 | 4.1 | 0.001377 | 1810.03291,1810.02804,etc |
| cosmological constant problem | 45 | 20 | 2.316 | 0.001371 | 1810.03438,1810.00683,etc |
| Palatini formalism | 35 | 11 | 3.4 | 0.001341 | 1810.12276,1810.03291,etc |
| point function | 51 | 13 | 4.167 | 0.001333 | 1810.09815,1810.01205,etc |
| Maxwell field | 52 | 16 | 3.333 | 0.001311 | 1810.11847,1810.03008,etc |
| stress-energy tensor | 117 | 38 | 3.135 | 0.001301 | 1810.00854,1810.03008,etc |
| mode function | 78 | 14 | 5.615 | 0.001291 | 1810.00854,1810.09815,etc |
| matter source | 46 | 15 | 3.214 | 0.001277 | 1810.12691,1810.00050,etc |
| Jordan frame | 83 | 25 | 3.417 | 0.001275 | 1810.12691,1810.00707,etc |
| quadratic action | 40 | 13 | 3.0 | 0.001255 | 1810.00202,1810.12276,etc |
| inflaton field | 41 | 16 | 2.667 | 0.001249 | 1810.02816,1810.03438,etc |
| curved space-time | 33 | 16 | 2.133 | 0.001224 | 1810.04860,1810.02478,etc |
| stability condition | 40 | 13 | 3.25 | 0.00122 | 1810.11324,1810.07957,etc |
| cosmological perturbation | 47 | 19 | 2.556 | 0.001213 | 1810.05301,1810.09677,etc |
| AdS radius | 23 | 11 | 2.2 | 0.001209 | 1810.01283,1810.11089,etc |
| large limit | 50 | 16 | 3.267 | 0.001202 | 1810.09815,1810.12128,etc |
| effective theory | 78 | 21 | 2.2 | 0.001197 | 1810.06993,1810.02816,etc |
| massless field | 34 | 11 | 3.1 | 0.001163 | 1810.00854,1810.03056,etc |
| slow-roll parameter | 42 | 16 | 2.6 | 0.001157 | 1810.02816,1810.00202,etc |
| conformal symmetry | 29 | 14 | 2.154 | 0.001141 | 1810.12407,1810.09815,etc |
| conservation equation | 46 | 21 | 2.25 | 0.001129 | 1810.00854,1810.08586,etc |
| inner product | 71 | 20 | 3.684 | 0.001109 | 1810.01881,1810.03227,etc |
| tensor-to-scalar ratio | 79 | 20 | 3.789 | 0.001105 | 1810.02816,1810.00202,etc |
| neutron star merger | 29 | 13 | 2.333 | 0.00109 | 1810.07200,1810.03056,etc |
| Dirac equation | 29 | 12 | 2.545 | 0.001089 | 1810.05645,1810.12128,etc |
| initial datum | 128 | 34 | 3.848 | 0.001083 | 1810.00886,1810.05177,etc |
| null energy condition | 40 | 20 | 2.053 | 0.001082 | 1810.12691,1810.00465,etc |
| curved spacetime | 105 | 36 | 2.971 | 0.001074 | 1810.08822,1810.05645,etc |
| item If | 27 | 11 | 2.3 | 0.001071 | 1810.07706,1810.03575,etc |
| cosmological horizon | 40 | 16 | 2.6 | 0.001067 | 1810.12691,1810.12128,etc |
| conformal invariance | 33 | 12 | 2.909 | 0.001055 | 1810.00854,1810.09815,etc |
| black hole solution | 73 | 36 | 2.057 | 0.001054 | 1810.00854,1810.08822,etc |
| nonumber & | 115 | 32 | 3.645 | 0.001044 | 1810.09288,1810.05645,etc |
| Schr"odinger equation | 43 | 13 | 3.5 | 0.001033 | 1810.03812,1810.12691,etc |
| scalar field equation | 34 | 16 | 2.2 | 0.001031 | 1810.04860,1810.05177,etc |
| Sitter spacetime | 36 | 16 | 2.333 | 0.001012 | 1810.00683,1810.12923,etc |
| present model | 50 | 12 | 4.273 | 0.001002 | 1810.05060,1810.11324,etc |
| quantum mechanic | 132 | 37 | 3.444 | 0.000995 | 1810.13119,1810.05337,etc |
| fundamental theory | 40 | 18 | 2.294 | 0.000995 | 1810.06321,1810.02816,etc |
| imaginary part | 65 | 30 | 2.034 | 0.000994 | 1810.12407,1810.08822,etc |
| interaction term | 47 | 19 | 2.556 | 0.000974 | 1810.05177,1810.02725,etc |
| orthonormal frame | 30 | 13 | 2.417 | 0.000969 | 1810.01232,1810.00854,etc |
| state parameter | 40 | 15 | 2.5 | 0.000964 | 1810.04001,1810.05182,etc |
| new variable | 26 | 11 | 2.3 | 0.000951 | 1810.08822,1810.09404,etc |
| numerical calculation | 60 | 27 | 2.269 | 0.000942 | 1810.12407,1810.12691,etc |
| Levi-Civita connection | 48 | 23 | 2.136 | 0.00094 | 1810.02478,1810.10505,etc |
| scalar-tensor theory | 147 | 34 | 4.394 | 0.000935 | 1810.09997,1810.12691,etc |
| spacetime manifold | 52 | 14 | 3.308 | 0.000869 | 1810.05136,1810.07706,etc |
| path integral | 74 | 17 | 4.25 | 0.000867 | 1810.02478,1810.07100,etc |
| quantum field theory | 151 | 57 | 2.679 | 0.000862 | 1810.12407,1810.09815,etc |
| boundary condition | 279 | 75 | 3.743 | 0.000861 | 1810.00854,1810.12407,etc |
| Einstein' equation | 108 | 51 | 2.04 | 0.000859 | 1810.10585,1810.04445,etc |
| consistency condition | 26 | 11 | 2.5 | 0.000803 | 1810.04001,1810.01671,etc |
| momentum space | 49 | 19 | 2.667 | 0.000793 | 1810.09815,1810.04947,etc |
| inflationary model | 28 | 13 | 2.25 | 0.00079 | 1810.02816,1810.04001,etc |
| cosmological equation | 30 | 13 | 2.417 | 0.000759 | 1810.11138,1810.09188,etc |
| quantum theory | 111 | 51 | 2.2 | 0.000749 | 1810.00854,1810.05645,etc |
| effective mass | 36 | 13 | 2.917 | 0.000748 | 1810.09815,1810.12691,etc |
| null vector | 49 | 20 | 2.474 | 0.000736 | 1810.12111,1810.00465,etc |
| gradient instability | 24 | 11 | 2.3 | 0.000735 | 1810.09997,1810.00465,etc |
| kinetic term | 101 | 42 | 2.293 | 0.000727 | 1810.01232,1810.00202,etc |
| background equation | 45 | 17 | 2.688 | 0.000714 | 1810.00202,1810.07706,etc |
|