| Dirac field | 106 | 12 | 7.545 | 0.005918 | 1407.5926,1407.8237,etc |
| Sitter spacetime | 94 | 14 | 7.077 | 0.004382 | 1407.5058,1407.4930,etc |
| dominant energy condition | 35 | 14 | 2.615 | 0.004076 | 1407.2231,1407.4309,etc |
| Einstein gravity | 64 | 24 | 2.739 | 0.003511 | 1407.5377,1407.4686,etc |
| entanglement entropy | 93 | 14 | 7.077 | 0.003132 | 1407.3384,1407.4719,etc |
| Killing vector field | 30 | 11 | 2.8 | 0.003027 | 1407.5972,1407.1992,etc |
| first law | 58 | 15 | 4.071 | 0.003002 | 1407.0011,1407.5501,etc |
| Einstein frame | 82 | 14 | 5.462 | 0.002933 | 1407.7293,1407.7038,etc |
| cosmological horizon | 84 | 15 | 5.929 | 0.002828 | 1407.6667,1407.4930,etc |
| scalar power spectrum | 35 | 11 | 3.4 | 0.002645 | 1407.4639,1407.5816,etc |
| time dependence | 58 | 20 | 2.316 | 0.002599 | 1407.2950,1407.0059,etc |
| state parameter | 65 | 16 | 4.133 | 0.002372 | 1407.8139,1407.6187,etc |
| initial datum | 191 | 33 | 5.719 | 0.002334 | 1407.7293,1407.6641,etc |
| black hole thermodynamic | 42 | 18 | 2.412 | 0.002333 | 1407.0059,1407.0011,etc |
| Big Bang | 38 | 12 | 3.273 | 0.002261 | 1407.3420,1407.3934,etc |
| energy-momentum tensor | 309 | 66 | 4.723 | 0.002235 | 1407.8139,1407.7293,etc |
| Klein-Gordon equation | 62 | 19 | 2.667 | 0.002185 | 1407.2030,1407.5630,etc |
| Green' function | 42 | 13 | 3.417 | 0.002121 | 1407.2816,1407.2350,etc |
| effective action | 141 | 28 | 5.148 | 0.001904 | 1407.6641,1407.3804,etc |
| tensor power spectrum | 32 | 12 | 2.818 | 0.001877 | 1407.4639,1407.0820,etc |
| curvature singularity | 85 | 19 | 3.278 | 0.001714 | 1407.4275,1407.1530,etc |
| electric field | 87 | 19 | 4.778 | 0.001691 | 1407.3804,1407.5551,etc |
| inflaton field | 40 | 19 | 2.167 | 0.001602 | 1407.4639,1407.0820,etc |
| Newtonian gravity | 35 | 17 | 2.062 | 0.00159 | 1407.0376,1407.6667,etc |
| tensor-to-scalar ratio | 58 | 21 | 2.8 | 0.001576 | 1407.4639,1407.2950,etc |
| conformal factor | 103 | 28 | 3.778 | 0.00155 | 1407.2816,1407.6667,etc |
| geodesic equation | 63 | 25 | 2.583 | 0.001539 | 1407.4840,1407.2816,etc |
| boundary condition | 283 | 60 | 4.746 | 0.001508 | 1407.1085,1407.3804,etc |
| Kerr spacetime | 36 | 14 | 2.692 | 0.001506 | 1407.1530,1407.7656,etc |
| first derivative | 37 | 15 | 2.571 | 0.001465 | 1407.1085,1407.1530,etc |
| right-hand side | 234 | 36 | 6.657 | 0.001436 | 1407.7293,1407.2816,etc |
| second derivative | 47 | 17 | 2.875 | 0.001429 | 1407.1085,1407.2231,etc |
| black hole solution | 76 | 29 | 2.679 | 0.001411 | 1407.1530,1407.2350,etc |
| momentum space | 60 | 17 | 3.688 | 0.001407 | 1407.3804,1407.5058,etc |
| dynamical variable | 32 | 14 | 2.385 | 0.001404 | 1407.6641,1407.7896,etc |
| third order | 35 | 14 | 2.615 | 0.001356 | 1407.6050,1407.8529,etc |
| stress-energy tensor | 148 | 30 | 3.172 | 0.001315 | 1407.2816,1407.3118,etc |
| derivative term | 68 | 16 | 4.467 | 0.001315 | 1407.0059,1407.8036,etc |
| extra dimension | 73 | 21 | 3.55 | 0.00131 | 1407.2231,1407.2030,etc |
| quantum correction | 89 | 20 | 4.632 | 0.001305 | 1407.4686,1407.0059,etc |
| Schwarzschild spacetime | 51 | 23 | 2.273 | 0.001293 | 1407.7038,1407.1530,etc |
| nonumber && | 59 | 25 | 2.417 | 0.001288 | 1407.7293,1407.0376,etc |
| Hamiltonian constraint | 77 | 17 | 4.75 | 0.001273 | 1407.8028,1407.8529,etc |
| massive gravity | 66 | 13 | 5.417 | 0.00127 | 1407.0059,1407.4991,etc |
| cosmological perturbation | 62 | 23 | 2.682 | 0.001267 | 1407.4639,1407.2950,etc |
| null vector | 59 | 14 | 4.385 | 0.001241 | 1407.7293,1407.6641,etc |
| two-point function | 90 | 11 | 8.7 | 0.001214 | 1407.5058,1407.7742,etc |
| Einstein' equation | 104 | 38 | 2.784 | 0.001213 | 1407.0376,1407.6667,etc |
| gravitational field equation | 44 | 12 | 3.818 | 0.001165 | 1407.8237,1407.7293,etc |
| imaginary part | 90 | 30 | 2.69 | 0.001117 | 1407.2816,1407.1530,etc |
| first part | 37 | 16 | 2.267 | 0.001113 | 1407.6187,1407.6686,etc |
| symmetric solution | 47 | 22 | 2.19 | 0.001092 | 1407.4840,1407.6641,etc |
| evolution equation | 172 | 35 | 5.029 | 0.001073 | 1407.6641,1407.2816,etc |
| momentum constraint | 66 | 13 | 5.333 | 0.001061 | 1407.8529,1407.1259,etc |
| curvature tensor | 44 | 20 | 2.211 | 0.001053 | 1407.8237,1407.2816,etc |
| analytic continuation | 37 | 12 | 3.273 | 0.001007 | 1407.0820,1407.3654,etc |
| light ray | 53 | 18 | 3.059 | 0.000997 | 1407.2816,1407.0376,etc |
| causal structure | 33 | 15 | 2.286 | 0.00098 | 1407.7293,1407.0059,etc |
| Lorentz symmetry | 26 | 12 | 2.273 | 0.000973 | 1407.4840,1407.4991,etc |
| scalar-tensor theory | 44 | 21 | 2.15 | 0.000968 | 1407.7293,1407.7038,etc |
| commutation relation | 35 | 16 | 2.267 | 0.000966 | 1407.5058,1407.0059,etc |
| field redefinition | 43 | 16 | 2.733 | 0.000964 | 1407.7038,1407.0820,etc |
| metric function | 43 | 17 | 2.562 | 0.000961 | 1407.1085,1407.2950,etc |
| source term | 59 | 25 | 2.375 | 0.000942 | 1407.3804,1407.5377,etc |
| alternative theory | 32 | 14 | 2.308 | 0.000935 | 1407.7293,1407.6667,etc |
| local coordinate | 35 | 16 | 2.267 | 0.000901 | 1407.5926,1407.2816,etc |
| slow-roll parameter | 48 | 16 | 3.133 | 0.000889 | 1407.4639,1407.2950,etc |
| gravity theory | 95 | 33 | 2.906 | 0.000878 | 1407.4840,1407.7293,etc |
| constraint equation | 93 | 23 | 4.182 | 0.000874 | 1407.6187,1407.8529,etc |
| Euler-Lagrange equation | 36 | 17 | 2.188 | 0.000864 | 1407.4309,1407.0059,etc |
| null energy condition | 31 | 14 | 2.308 | 0.000858 | 1407.7293,1407.0820,etc |
| mass scale | 24 | 12 | 2.091 | 0.000846 | 1407.0059,1407.7896,etc |
| spherical symmetry | 86 | 33 | 2.562 | 0.000843 | 1407.4840,1407.6983,etc |
| quantum theory | 120 | 46 | 2.533 | 0.00084 | 1407.5926,1407.6641,etc |
| volume form | 40 | 13 | 3.25 | 0.000839 | 1407.2816,1407.3317,etc |
| second part | 36 | 15 | 2.5 | 0.000832 | 1407.7038,1407.6187,etc |
| diffeomorphism invariance | 37 | 17 | 2.188 | 0.000826 | 1407.4840,1407.7293,etc |
| present epoch | 25 | 11 | 2.4 | 0.000818 | 1407.8139,1407.6667,etc |
| Lagrange multiplier | 56 | 14 | 4.154 | 0.000808 | 1407.6641,1407.3804,etc |
| cosmological solution | 56 | 24 | 2.348 | 0.000802 | 1407.4275,1407.7038,etc |
| matter field | 183 | 69 | 2.676 | 0.000794 | 1407.1085,1407.8237,etc |
| real part | 58 | 21 | 2.75 | 0.000789 | 1407.1530,1407.7896,etc |
| finite value | 35 | 16 | 2.267 | 0.000786 | 1407.2958,1407.8053,etc |
| Sitter space | 36 | 15 | 2.429 | 0.000785 | 1407.2950,1407.5058,etc |
| quantum field theory | 84 | 37 | 2.278 | 0.000769 | 1407.3384,1407.4719,etc |
| Poisson bracket | 48 | 16 | 2.933 | 0.000746 | 1407.6641,1407.4275,etc |
| gravitational perturbation | 34 | 11 | 2.3 | 0.000721 | 1407.4840,1407.6667,etc |
| partial derivative | 70 | 18 | 2.412 | 0.000718 | 1407.2231,1407.0376,etc |
| gravity model | 50 | 19 | 2.722 | 0.000699 | 1407.7123,1407.7293,etc |
| numerical calculation | 46 | 17 | 2.125 | 0.000693 | 1407.5377,1407.6983,etc |
| inflationary model | 51 | 22 | 2.381 | 0.000686 | 1407.0820,1407.4686,etc |
| derivative operator | 29 | 11 | 2.8 | 0.000681 | 1407.8084,1407.8036,etc |
| linearized equation | 36 | 12 | 2.909 | 0.000667 | 1407.5377,1407.0059,etc |
| hole solution | 47 | 23 | 2.091 | 0.000667 | 1407.1483,1407.5262,etc |
| complex plane | 24 | 12 | 2.091 | 0.000644 | 1407.3118,1407.6686,etc |
| path integral | 42 | 13 | 3.333 | 0.000637 | 1407.3804,1407.3118,etc |
| quantum level | 34 | 14 | 2.154 | 0.000636 | 1407.4840,1407.8036,etc |
| effective field theory | 53 | 23 | 2.318 | 0.000609 | 1407.4840,1407.5377,etc |
| curved spacetime | 86 | 38 | 2.297 | 0.000606 | 1407.1530,1407.5058,etc |
| angular momenta | 23 | 11 | 2.2 | 0.000595 | 1407.6532,1407.6990,etc |
|