| massive particle | 57 | 15 | 4.0 | 0.0058 | 0902.2860,0902.0083,etc |
| vector field | 156 | 34 | 4.576 | 0.005316 | 0902.4432,0902.4753,etc |
| black hole | 588 | 82 | 7.235 | 0.004214 | 0902.0083,0902.1399,etc |
| perfect fluid | 117 | 26 | 4.64 | 0.004187 | 0902.1472,0902.1863,etc |
| neutron star | 79 | 18 | 4.588 | 0.003977 | 0902.1472,0902.4077,etc |
| metric function | 53 | 18 | 3.0 | 0.003918 | 0902.4753,0902.4799,etc |
| phase transition | 60 | 17 | 3.125 | 0.003678 | 0902.1990,0902.1507,etc |
| external field | 45 | 12 | 4.0 | 0.003084 | 0902.4077,0902.3688,etc |
| magnetic field | 100 | 22 | 4.714 | 0.003042 | 0902.1472,0902.4077,etc |
| dark energy | 196 | 46 | 4.156 | 0.00299 | 0902.3153,0902.2860,etc |
| effective action | 35 | 12 | 3.091 | 0.002914 | 0902.1892,0902.1487,etc |
| gravitational wave | 220 | 45 | 4.977 | 0.002876 | 0902.3153,0902.1990,etc |
| black hole solution | 72 | 17 | 4.25 | 0.002774 | 0902.4654,0902.1569,etc |
| angular momentum | 182 | 42 | 4.39 | 0.002746 | 0902.1472,0902.0136,etc |
| event horizon | 162 | 32 | 5.194 | 0.002614 | 0902.1399,0902.4077,etc |
| flat spacetime | 86 | 21 | 4.25 | 0.002604 | 0902.1399,0902.0590,etc |
| spectral index | 54 | 12 | 2.727 | 0.00255 | 0902.4676,0902.2941,etc |
| scale factor | 214 | 59 | 3.534 | 0.002531 | 0902.3153,0902.2860,etc |
| scalar perturbation | 35 | 13 | 2.833 | 0.002402 | 0902.4676,0902.2941,etc |
| energy density | 263 | 75 | 3.5 | 0.002388 | 0902.1472,0902.2860,etc |
| dark matter | 130 | 31 | 3.833 | 0.002332 | 0902.3153,0902.2860,etc |
| curvature perturbation | 58 | 12 | 5.091 | 0.002309 | 0902.2941,0902.0159,etc |
| point particle | 35 | 11 | 3.4 | 0.002302 | 0902.3688,0902.4243,etc |
| imaginary part | 43 | 15 | 3.0 | 0.002281 | 0902.2542,0902.0230,etc |
| Einstein gravity | 52 | 14 | 3.385 | 0.002263 | 0902.0205,0902.4799,etc |
| matter field | 93 | 39 | 2.395 | 0.002207 | 0902.1863,0902.4753,etc |
| Lorentz group | 37 | 13 | 3.0 | 0.002181 | 0902.2860,0902.1399,etc |
| power spectrum | 156 | 24 | 6.696 | 0.002151 | 0902.1990,0902.2941,etc |
| scalar field | 429 | 85 | 5.071 | 0.002117 | 0902.1863,0902.4432,etc |
| spatial infinity | 39 | 13 | 3.167 | 0.002042 | 0902.1399,0902.0560,etc |
| circular orbit | 41 | 12 | 3.636 | 0.001991 | 0902.1399,0902.4077,etc |
| phase space | 95 | 26 | 3.76 | 0.001991 | 0902.1192,0902.0703,etc |
| compact object | 31 | 12 | 2.727 | 0.001963 | 0902.1472,0902.1569,etc |
| vacuum energy | 61 | 14 | 4.615 | 0.00194 | 0902.2860,0902.1990,etc |
| extra dimension | 65 | 18 | 3.765 | 0.001929 | 0902.1863,0902.1990,etc |
| conformal transformation | 46 | 12 | 4.091 | 0.00187 | 0902.3153,0902.2416,etc |
| commutation relation | 43 | 17 | 2.625 | 0.001866 | 0902.3153,0902.3408,etc |
| Lagrangian density | 42 | 14 | 2.769 | 0.001857 | 0902.3904,0902.1268,etc |
| gauge field | 63 | 21 | 3.1 | 0.001835 | 0902.4432,0902.2941,etc |
| wave function | 46 | 15 | 3.0 | 0.001805 | 0902.1863,0902.4318,etc |
| canonical variable | 49 | 18 | 2.824 | 0.001768 | 0902.2490,0902.0703,etc |
| field equation | 254 | 60 | 4.169 | 0.001756 | 0902.1863,0902.4753,etc |
| density perturbation | 54 | 11 | 4.7 | 0.001738 | 0902.1472,0902.4676,etc |
| gravitational field | 159 | 60 | 2.678 | 0.001722 | 0902.4318,0902.4077,etc |
| general theory | 30 | 12 | 2.636 | 0.001707 | 0902.2416,0902.1569,etc |
| Killing vector | 55 | 23 | 2.364 | 0.001698 | 0902.2542,0902.3813,etc |
| evolution equation | 71 | 19 | 3.722 | 0.001695 | 0902.1472,0902.3978,etc |
| Lie algebra | 55 | 19 | 2.722 | 0.001687 | 0902.3408,0902.3813,etc |
| gravitational interaction | 41 | 20 | 2.053 | 0.001671 | 0902.3153,0902.2860,etc |
| dynamical system | 28 | 13 | 2.25 | 0.001669 | 0902.2941,0902.3522,etc |
| gauge transformation | 54 | 18 | 3.059 | 0.001662 | 0902.2416,0902.4799,etc |
| field theory | 101 | 36 | 2.857 | 0.001635 | 0902.0590,0902.1268,etc |
| inflaton field | 42 | 13 | 3.0 | 0.001576 | 0902.1406,0902.1532,etc |
| first law | 28 | 11 | 2.6 | 0.001564 | 0902.2542,0902.4799,etc |
| general relativity | 269 | 81 | 3.312 | 0.001552 | 0902.1863,0902.0083,etc |
| energy-momentum tensor | 156 | 43 | 3.69 | 0.001514 | 0902.1472,0902.1863,etc |
| initial datum | 83 | 25 | 3.375 | 0.001505 | 0902.1472,0902.0803,etc |
| wave equation | 41 | 14 | 3.077 | 0.001485 | 0902.1472,0902.1268,etc |
| Weyl tensor | 32 | 12 | 2.455 | 0.001442 | 0902.3813,0902.4513,etc |
| initial condition | 165 | 54 | 3.094 | 0.001411 | 0902.1472,0902.1863,etc |
| metric tensor | 155 | 29 | 5.5 | 0.001407 | 0902.1472,0902.3813,etc |
| Poisson bracket | 52 | 16 | 3.067 | 0.001368 | 0902.2490,0902.4191,etc |
| Lorentz invariance | 34 | 14 | 2.538 | 0.001347 | 0902.0590,0902.2416,etc |
| Einstein equation | 154 | 56 | 2.782 | 0.001341 | 0902.1472,0902.1863,etc |
| arbitrary function | 62 | 27 | 2.346 | 0.001337 | 0902.1863,0902.4753,etc |
| boundary condition | 198 | 45 | 4.477 | 0.001323 | 0902.1472,0902.1863,etc |
| Ricci tensor | 50 | 25 | 2.042 | 0.001309 | 0902.2416,0902.0205,etc |
| nonumber && | 56 | 17 | 3.438 | 0.001293 | 0902.4077,0902.4133,etc |
| spatial curvature | 27 | 13 | 2.167 | 0.001292 | 0902.2542,0902.1532,etc |
| line element | 71 | 31 | 2.333 | 0.001287 | 0902.2542,0902.1406,etc |
| cosmological perturbation | 32 | 14 | 2.231 | 0.001276 | 0902.2416,0902.2941,etc |
| proper time | 52 | 24 | 2.217 | 0.001266 | 0902.4432,0902.3688,etc |
| quantum fluctuation | 52 | 22 | 2.429 | 0.001265 | 0902.4318,0902.2941,etc |
| particular solution | 42 | 13 | 3.25 | 0.001255 | 0902.2416,0902.0560,etc |
| Hilbert space | 36 | 14 | 2.615 | 0.001254 | 0902.1192,0902.4191,etc |
| Friedmann equation | 59 | 28 | 2.111 | 0.001247 | 0902.4318,0902.3978,etc |
| quantum correction | 39 | 15 | 2.714 | 0.001206 | 0902.0083,0902.1399,etc |
| cosmological term | 28 | 11 | 2.7 | 0.001188 | 0902.1863,0902.1087,etc |
| quantum gravity | 139 | 47 | 2.783 | 0.001162 | 0902.0590,0902.0205,etc |
| curved spacetime | 68 | 18 | 3.941 | 0.00116 | 0902.1399,0902.4077,etc |
| critical value | 54 | 19 | 2.944 | 0.001147 | 0902.3688,0902.4799,etc |
| metric perturbation | 31 | 12 | 2.727 | 0.001146 | 0902.4077,0902.2416,etc |
| angular velocity | 32 | 15 | 2.214 | 0.001128 | 0902.1268,0902.4077,etc |
| gauge condition | 57 | 12 | 4.727 | 0.001119 | 0902.0083,0902.2416,etc |
| mass density | 27 | 12 | 2.091 | 0.001108 | 0902.4753,0902.2416,etc |
| boundary term | 52 | 15 | 3.571 | 0.0011 | 0902.1192,0902.2082,etc |
| asymptotic expansion | 29 | 13 | 2.333 | 0.001087 | 0902.4077,0902.1406,etc |
| extrinsic curvature | 62 | 24 | 2.522 | 0.001083 | 0902.0590,0902.4243,etc |
| gravity theory | 50 | 20 | 2.526 | 0.001074 | 0902.3046,0902.3765,etc |
| general solution | 75 | 36 | 2.086 | 0.001063 | 0902.3978,0902.3688,etc |
| vacuum fluctuation | 23 | 11 | 2.2 | 0.001039 | 0902.3153,0902.4318,etc |
| test particle | 48 | 15 | 3.357 | 0.001019 | 0902.4432,0902.4243,etc |
| cosmological model | 63 | 27 | 2.269 | 0.001003 | 0902.3153,0902.1863,etc |
| diffeomorphism invariance | 28 | 11 | 2.6 | 0.001001 | 0902.0083,0902.4871,etc |
| conservation law | 48 | 12 | 4.0 | 0.000989 | 0902.2860,0902.4077,etc |
| string theory | 100 | 47 | 2.152 | 0.000981 | 0902.1863,0902.1507,etc |
| Dark Energy | 28 | 12 | 2.182 | 0.000964 | 0902.1087,0902.1532,etc |
| Hamiltonian constraint | 50 | 20 | 2.211 | 0.000952 | 0902.1863,0902.1192,etc |
| nonumber & | 28 | 12 | 2.364 | 0.00094 | 0902.3978,0902.1569,etc |
| luminosity distance | 37 | 14 | 2.769 | 0.000929 | 0902.4133,0902.1186,etc |
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