| entanglement entropy | 154 | 12 | 12.364 | 0.006353 | 1608.06292,1608.02853,etc |
| black hole horizon | 65 | 17 | 3.562 | 0.006036 | 1608.04734,1608.02115,etc |
| first law | 185 | 29 | 6.429 | 0.004764 | 1608.04734,1608.08624,etc |
| cosmological horizon | 56 | 13 | 4.583 | 0.004314 | 1608.02115,1608.03698,etc |
| Sitter space | 64 | 13 | 5.25 | 0.003348 | 1608.06271,1608.06353,etc |
| Einstein frame | 60 | 13 | 4.833 | 0.003048 | 1608.04734,1608.03839,etc |
| initial datum | 179 | 34 | 5.364 | 0.002666 | 1608.02041,1608.05941,etc |
| state parameter | 106 | 27 | 4.038 | 0.00248 | 1608.06553,1608.03839,etc |
| electric field | 45 | 14 | 2.846 | 0.002319 | 1608.07473,1608.00685,etc |
| massive gravity | 63 | 11 | 6.2 | 0.002241 | 1608.07066,1608.03148,etc |
| massive scalar field | 35 | 14 | 2.615 | 0.002143 | 1608.07826,1608.07909,etc |
| black hole solution | 91 | 30 | 3.034 | 0.002106 | 1608.04734,1608.03839,etc |
| Hamiltonian constraint | 137 | 22 | 5.952 | 0.001954 | 1608.00113,1608.06353,etc |
| Lagrange multiplier | 78 | 19 | 4.278 | 0.001932 | 1608.00113,1608.07999,etc |
| metric component | 33 | 15 | 2.286 | 0.001855 | 1608.00685,1608.04734,etc |
| extra dimension | 59 | 11 | 5.7 | 0.001846 | 1608.07976,1608.05052,etc |
| matter field | 167 | 57 | 2.857 | 0.001817 | 1608.07473,1608.00296,etc |
| matter content | 47 | 23 | 2.091 | 0.001808 | 1608.07473,1608.01253,etc |
| energy-momentum tensor | 143 | 55 | 2.63 | 0.00179 | 1608.05948,1608.00113,etc |
| light ray | 29 | 11 | 2.1 | 0.001767 | 1608.04359,1608.00062,etc |
| horizon area | 36 | 13 | 2.583 | 0.001644 | 1608.04734,1608.02115,etc |
| dynamical system | 41 | 12 | 3.636 | 0.00163 | 1608.07473,1608.01679,etc |
| Einstein gravity | 98 | 33 | 3.031 | 0.00157 | 1608.07826,1608.01308,etc |
| Bekenstein-Hawking entropy | 27 | 11 | 2.6 | 0.001553 | 1608.00151,1608.03992,etc |
| nonumber && | 54 | 12 | 4.455 | 0.001491 | 1608.00452,1608.00113,etc |
| hole solution | 51 | 23 | 2.227 | 0.001406 | 1608.06271,1608.03148,etc |
| Planck datum | 34 | 13 | 2.25 | 0.001401 | 1608.01219,1608.04216,etc |
| Poisson bracket | 64 | 17 | 3.938 | 0.001401 | 1608.00685,1608.00113,etc |
| Einstein' equation | 91 | 27 | 3.462 | 0.00135 | 1608.00685,1608.06553,etc |
| evolution equation | 67 | 22 | 2.952 | 0.001335 | 1608.07473,1608.05716,etc |
| boundary term | 57 | 21 | 2.75 | 0.001256 | 1608.07826,1608.01308,etc |
| Schwarzschild spacetime | 32 | 16 | 2.067 | 0.001256 | 1608.06165,1608.02532,etc |
| geodesic equation | 47 | 18 | 2.059 | 0.001249 | 1608.03839,1608.03698,etc |
| boundary condition | 262 | 57 | 4.607 | 0.001226 | 1608.01308,1608.01253,etc |
| binary black hole | 29 | 12 | 2.455 | 0.001184 | 1608.05948,1608.02839,etc |
| gravity theory | 77 | 27 | 2.923 | 0.001182 | 1608.07066,1608.00113,etc |
| Killing vector field | 26 | 11 | 2.3 | 0.001142 | 1608.04734,1608.06292,etc |
| scalar-tensor theory | 73 | 23 | 3.182 | 0.00114 | 1608.07066,1608.03839,etc |
| cosmological evolution | 72 | 20 | 3.684 | 0.001122 | 1608.00452,1608.08624,etc |
| Kerr solution | 27 | 12 | 2.364 | 0.001115 | 1608.05948,1608.02899,etc |
| asymptotic region | 38 | 12 | 3.182 | 0.00111 | 1608.02041,1608.02899,etc |
| spatial infinity | 73 | 21 | 3.45 | 0.001093 | 1608.07473,1608.00685,etc |
| magnetic charge | 37 | 11 | 3.6 | 0.001088 | 1608.00685,1608.04734,etc |
| quantum mechanic | 89 | 32 | 2.839 | 0.001087 | 1608.07473,1608.08624,etc |
| kinetic term | 81 | 31 | 2.667 | 0.001015 | 1608.06553,1608.07066,etc |
| black hole thermodynamic | 60 | 17 | 3.438 | 0.001012 | 1608.04734,1608.03148,etc |
| stress-energy tensor | 62 | 22 | 2.905 | 0.000979 | 1608.07473,1608.06165,etc |
| inflaton field | 39 | 15 | 2.714 | 0.00096 | 1608.04216,1608.04543,etc |
| effective equation | 29 | 11 | 2.8 | 0.000954 | 1608.04543,1608.00522,etc |
| spacetime dimension | 49 | 15 | 3.357 | 0.000943 | 1608.07473,1608.07999,etc |
| quadratic order | 35 | 11 | 3.3 | 0.000942 | 1608.00452,1608.07066,etc |
| nonumber & | 71 | 26 | 2.8 | 0.000924 | 1608.00685,1608.05948,etc |
| geodesic motion | 30 | 14 | 2.231 | 0.000876 | 1608.00062,1608.06940,etc |
| causal structure | 28 | 11 | 2.7 | 0.000854 | 1608.05948,1608.06940,etc |
| quantum theory | 114 | 39 | 2.947 | 0.000845 | 1608.07473,1608.00296,etc |
| field theory | 76 | 31 | 2.467 | 0.000837 | 1608.07473,1608.00296,etc |
| canonical variable | 45 | 13 | 3.583 | 0.00082 | 1608.05941,1608.03698,etc |
| asymptotic behavior | 38 | 17 | 2.312 | 0.000817 | 1608.08624,1608.05941,etc |
| constraint equation | 63 | 20 | 3.263 | 0.000817 | 1608.05716,1608.07816,etc |
| arbitrary function | 92 | 40 | 2.333 | 0.000816 | 1608.07473,1608.01308,etc |
| sufficient condition | 43 | 16 | 2.8 | 0.000787 | 1608.07826,1608.05941,etc |
| spatial direction | 22 | 11 | 2.1 | 0.000785 | 1608.03231,1608.04663,etc |
| inner product | 54 | 19 | 2.833 | 0.000777 | 1608.07066,1608.05948,etc |
| differential equation | 131 | 46 | 2.822 | 0.000742 | 1608.07066,1608.01253,etc |
| gravity model | 42 | 18 | 2.294 | 0.000735 | 1608.00296,1608.00113,etc |
| metric function | 64 | 25 | 2.458 | 0.000733 | 1608.03148,1608.00062,etc |
| flat spacetime | 79 | 35 | 2.294 | 0.000722 | 1608.00685,1608.02041,etc |
| spacelike hypersurface | 28 | 13 | 2.25 | 0.000692 | 1608.00452,1608.07066,etc |
| dynamical equation | 33 | 15 | 2.286 | 0.00069 | 1608.05941,1608.07999,etc |
| Klein-Gordon equation | 52 | 24 | 2.13 | 0.000653 | 1608.07473,1608.03839,etc |
| interaction term | 39 | 15 | 2.714 | 0.000646 | 1608.00296,1608.07066,etc |
| present time | 57 | 25 | 2.292 | 0.000638 | 1608.08552,1608.04543,etc |
| background evolution | 26 | 11 | 2.4 | 0.000632 | 1608.08624,1608.04216,etc |
| curvature tensor | 34 | 17 | 2.062 | 0.000628 | 1608.00002,1608.05716,etc |
| unique solution | 35 | 12 | 3.091 | 0.000599 | 1608.04734,1608.02041,etc |
| right-hand side | 97 | 33 | 2.969 | 0.000556 | 1608.07473,1608.00452,etc |
| smooth function | 56 | 20 | 2.895 | 0.000555 | 1608.06553,1608.02041,etc |
| ordinary differential equation | 36 | 17 | 2.188 | 0.000521 | 1608.06553,1608.02041,etc |
| second derivative | 66 | 30 | 2.241 | 0.000512 | 1608.07066,1608.01253,etc |
| Killing horizon | 25 | 11 | 2.4 | 0.000492 | 1608.04734,1608.06271,etc |
| second line | 25 | 11 | 2.4 | 0.000487 | 1608.00452,1608.07511,etc |
| partial derivative | 38 | 17 | 2.312 | 0.00046 | 1608.04734,1608.02839,etc |
| cosmological perturbation | 33 | 13 | 2.417 | 0.00046 | 1608.03839,1608.04669,etc |
| fundamental theory | 34 | 15 | 2.286 | 0.000446 | 1608.00296,1608.00522,etc |
| angular momenta | 29 | 11 | 2.2 | 0.000446 | 1608.01253,1608.04359,etc |
| short distance | 24 | 12 | 2.091 | 0.000442 | 1608.04543,1608.05402,etc |
| hand side | 45 | 21 | 2.2 | 0.000435 | 1608.00296,1608.06292,etc |
| complex conjugate | 25 | 12 | 2.182 | 0.00043 | 1608.00296,1608.00685,etc |
| unit mass | 25 | 12 | 2.182 | 0.00042 | 1608.05392,1608.02244,etc |
| first derivative | 31 | 12 | 2.727 | 0.000419 | 1608.07066,1608.01253,etc |
| outer horizon | 22 | 11 | 2.1 | 0.000414 | 1608.06271,1608.05299,etc |
| linear order | 34 | 13 | 2.5 | 0.000411 | 1608.00452,1608.02942,etc |
| item In | 28 | 11 | 2.7 | 0.000389 | 1608.02041,1608.03247,etc |
| symmetric case | 31 | 11 | 2.9 | 0.000376 | 1608.00591,1608.08637,etc |
| item The | 29 | 13 | 2.333 | 0.000288 | 1608.00296,1608.04734,etc |