| black hole | 17396 | 1870 | 9.174 | 0.00542 | 1701.02034,1701.00114,etc |
| scalar field | 10840 | 1608 | 6.729 | 0.00323 | 1701.06890,1701.07702,etc |
| general relativity | 4248 | 1497 | 2.269 | 0.001575 | 1701.05257,1701.07702,etc |
| energy density | 4391 | 1209 | 3.385 | 0.001702 | 1701.06890,1701.00170,etc |
| field equation | 4474 | 1119 | 4.411 | 0.001791 | 1701.07702,1701.08406,etc |
| gravitational wave | 4053 | 1019 | 4.037 | 0.003341 | 1701.05257,1701.02034,etc |
| scale factor | 3779 | 921 | 4.274 | 0.001915 | 1701.07702,1701.07420,etc |
| Einstein equation | 2383 | 875 | 2.345 | 0.001194 | 1701.00170,1701.08406,etc |
| initial condition | 3134 | 867 | 3.8 | 0.001343 | 1701.06890,1701.01548,etc |
| boundary condition | 3135 | 810 | 4.521 | 0.001602 | 1701.05257,1701.07420,etc |
| angular momentum | 3176 | 808 | 3.358 | 0.001708 | 1701.01548,1701.08406,etc |
| dark energy | 3413 | 789 | 2.882 | 0.003481 | 1701.07702,1701.08667,etc |
| gravitational field | 1964 | 789 | 2.345 | 0.001332 | 1701.08224,1701.00259,etc |
| energy-momentum tensor | 2341 | 772 | 2.943 | 0.001405 | 1701.07702,1701.08224,etc |
| quantum gravity | 2515 | 754 | 3.449 | 0.001662 | 1701.07918,1701.00341,etc |
| differential equation | 1578 | 739 | 2.222 | 0.000768 | 1701.00170,1701.08667,etc |
| event horizon | 2875 | 734 | 3.023 | 0.00219 | 1701.01203,1701.03166,etc |
| matter field | 1750 | 702 | 2.043 | 0.001015 | 1701.06837,1701.02429,etc |
| vector field | 2647 | 660 | 3.0 | 0.001669 | 1701.06890,1701.05257,etc |
| dark matter | 2527 | 655 | 3.974 | 0.002667 | 1701.07702,1701.02034,etc |
| exact solution | 1433 | 595 | 2.279 | 0.001399 | 1701.08667,1701.06343,etc |
| Hubble parameter | 1681 | 588 | 2.222 | 0.001381 | 1701.06890,1701.00170,etc |
| quantum field theory | 1169 | 588 | 2.226 | 0.00094 | 1701.08203,1701.06161,etc |
| gravity theory | 1146 | 496 | 2.269 | 0.000829 | 1701.07702,1701.08667,etc |
| Ricci tensor | 1076 | 488 | 3.316 | 0.001047 | 1701.08224,1701.06343,etc |
| quantum theory | 1342 | 488 | 5.4 | 0.001138 | 1701.07420,1701.01203,etc |
| neutron star | 2454 | 480 | 7.278 | 0.002943 | 1701.08243,1701.00079,etc |
| perfect fluid | 1167 | 475 | 2.441 | 0.001399 | 1701.07702,1701.02491,etc |
| Einstein' equation | 1132 | 460 | 3.286 | 0.000905 | 1701.05257,1701.02491,etc |
| phase space | 1782 | 451 | 3.758 | 0.001748 | 1701.06890,1701.00170,etc |
| Planck mass | 714 | 435 | 2.037 | 0.000606 | 1701.07918,1701.07462,etc |
| power spectrum | 2160 | 424 | 6.565 | 0.002305 | 1701.06890,1701.07918,etc |
| kinetic term | 991 | 424 | 2.571 | 0.00077 | 1701.06890,1701.01107,etc |
| gauge field | 1603 | 423 | 3.154 | 0.001487 | 1701.06890,1701.07918,etc |
| electromagnetic field | 1215 | 414 | 2.44 | 0.001276 | 1701.05257,1701.02034,etc |
| Friedmann equation | 1148 | 405 | 2.433 | 0.001593 | 1701.07702,1701.03316,etc |
| Planck scale | 1058 | 403 | 2.077 | 0.001192 | 1701.00341,1701.01203,etc |
| expectation value | 1479 | 403 | 4.0 | 0.001517 | 1701.07519,1701.06898,etc |
| spherical symmetry | 961 | 398 | 2.25 | 0.000916 | 1701.07462,1701.00819,etc |
| nonumber & | 1162 | 391 | 4.364 | 0.001184 | 1701.01203,1701.00259,etc |
| Riemann tensor | 921 | 390 | 2.136 | 0.000805 | 1701.08219,1701.04992,etc |
| curved spacetime | 832 | 386 | 2.214 | 0.000955 | 1701.05257,1701.07771,etc |
| initial datum | 2202 | 381 | 3.4 | 0.001673 | 1701.02034,1701.01548,etc |
| stress-energy tensor | 981 | 377 | 2.864 | 0.001369 | 1701.08203,1701.08776,etc |
| scalar curvature | 822 | 376 | 2.217 | 0.000945 | 1701.00114,1701.02429,etc |
| extrinsic curvature | 1003 | 371 | 2.478 | 0.000924 | 1701.07420,1701.01107,etc |
| evolution equation | 1139 | 360 | 3.304 | 0.00105 | 1701.07420,1701.08406,etc |
| Minkowski spacetime | 929 | 352 | 2.958 | 0.00101 | 1701.04226,1701.08499,etc |
| black hole solution | 895 | 350 | 2.19 | 0.00174 | 1701.06837,1701.07737,etc |
| flat space | 878 | 349 | 2.857 | 0.001194 | 1701.08406,1701.00819,etc |
| Einstein gravity | 1001 | 344 | 2.13 | 0.001434 | 1701.06890,1701.06837,etc |
| quantum fluctuation | 853 | 342 | 2.318 | 0.001225 | 1701.00170,1701.07918,etc |
| magnetic field | 1734 | 341 | 6.6 | 0.002265 | 1701.05257,1701.02034,etc |
| compact object | 937 | 341 | 2.391 | 0.001563 | 1701.02034,1701.01046,etc |
| perturbation theory | 839 | 341 | 2.333 | 0.000637 | 1701.00819,1701.08217,etc |
| phase transition | 1285 | 340 | 3.227 | 0.002189 | 1701.06890,1701.07702,etc |
| metric function | 985 | 339 | 4.944 | 0.0014 | 1701.07462,1701.00819,etc |
| upper limit | 823 | 330 | 2.84 | 0.001149 | 1701.01548,1701.06343,etc |
| numerical simulation | 739 | 329 | 2.4 | 0.000662 | 1701.02034,1701.01548,etc |
| electric charge | 799 | 327 | 2.045 | 0.001004 | 1701.00114,1701.01203,etc |
| quantum effect | 638 | 326 | 2.125 | 0.000871 | 1701.00170,1701.01203,etc |
| Killing vector | 946 | 320 | 3.192 | 0.001198 | 1701.08499,1701.04992,etc |
| standard model | 691 | 318 | 2.667 | 0.001066 | 1701.02034,1701.07918,etc |
| imaginary part | 824 | 318 | 3.0 | 0.001067 | 1701.02034,1701.01548,etc |
| scalar perturbation | 1060 | 316 | 3.4 | 0.001486 | 1701.02491,1701.02235,etc |
| conformal transformation | 884 | 314 | 2.722 | 0.00142 | 1701.05257,1701.07420,etc |
| hand side | 565 | 307 | 2.3 | 0.000368 | 1701.01548,1701.01203,etc |
| gauge transformation | 1127 | 303 | 3.417 | 0.001321 | 1701.08776,1701.02556,etc |
| Hilbert space | 1268 | 302 | 4.158 | 0.001257 | 1701.01107,1701.02235,etc |
| constraint equation | 847 | 296 | 2.529 | 0.001084 | 1701.08224,1701.04360,etc |
| quantum state | 890 | 294 | 3.154 | 0.001331 | 1701.07420,1701.07519,etc |
| Hawking radiation | 1076 | 292 | 3.867 | 0.002122 | 1701.01203,1701.08776,etc |
| conformal time | 692 | 292 | 2.167 | 0.000612 | 1701.07918,1701.08499,etc |
| geodesic equation | 709 | 291 | 2.071 | 0.001077 | 1701.04226,1701.08499,etc |
| angular velocity | 740 | 290 | 2.905 | 0.000898 | 1701.00259,1701.05745,etc |
| boundary term | 936 | 289 | 2.176 | 0.001293 | 1701.07420,1701.07202,etc |
| metric perturbation | 903 | 288 | 4.75 | 0.000878 | 1701.00170,1701.03316,etc |
| critical point | 1807 | 287 | 6.882 | 0.003449 | 1701.07702,1701.06837,etc |
| test particle | 1053 | 286 | 3.263 | 0.003366 | 1701.03166,1701.08217,etc |
| quantum correction | 725 | 281 | 2.55 | 0.00151 | 1701.00170,1701.08719,etc |
| wave function | 1321 | 280 | 2.316 | 0.002196 | 1701.02429,1701.04773,etc |
| symmetric solution | 556 | 278 | 3.19 | 0.000723 | 1701.05332,1701.03192,etc |
| real part | 633 | 278 | 2.056 | 0.000846 | 1701.02034,1701.08406,etc |
| wave equation | 1008 | 277 | 4.0 | 0.001258 | 1701.02034,1701.02491,etc |
| gauge theory | 758 | 275 | 3.7 | 0.001141 | 1701.00341,1701.04317,etc |
| gravitational radiation | 780 | 273 | 3.786 | 0.001399 | 1701.05257,1701.02034,etc |
| scalar-tensor theory | 842 | 273 | 2.25 | 0.001246 | 1701.06890,1701.06892,etc |
| effective action | 966 | 272 | 5.909 | 0.001622 | 1701.00170,1701.00341,etc |
| Hawking temperature | 760 | 268 | 2.304 | 0.00234 | 1701.01203,1701.06837,etc |
| spacetime dimension | 569 | 267 | 2.5 | 0.000758 | 1701.04992,1701.00079,etc |
| null geodesic | 821 | 267 | 3.053 | 0.001813 | 1701.08406,1701.03166,etc |
| Weyl tensor | 985 | 263 | 2.615 | 0.00176 | 1701.08406,1701.03315,etc |
| lapse function | 557 | 261 | 2.421 | 0.000848 | 1701.03166,1701.05753,etc |
| Christoffel symbol | 468 | 261 | 2.1 | 0.00048 | 1701.01107,1701.07202,etc |
| vacuum state | 757 | 257 | 3.429 | 0.001098 | 1701.07918,1701.08776,etc |
| matter content | 483 | 256 | 2.158 | 0.000775 | 1701.00170,1701.07771,etc |
| conformal factor | 663 | 256 | 2.529 | 0.001322 | 1701.05257,1701.07420,etc |
| kinetic energy | 544 | 255 | 3.062 | 0.001055 | 1701.06890,1701.01107,etc |
| symmetric spacetime | 492 | 250 | 3.267 | 0.000895 | 1701.04226,1701.08499,etc |
| electric field | 847 | 240 | 2.214 | 0.001621 | 1701.00170,1701.05332,etc |
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