math-1999 热词(合成词)列表
这里只显示在超过10篇文章中出现的候选词(前100个)
编号 | 候选名词 | 总数 | 文章数 | 重复频率 | 词频弥散 | 来源期刊 |
| vector space | 301 | 94 | 3.0 | 0.001057 | 9901028,9901029,etc |
| equivalence class | 233 | 74 | 15.0 | 0.000791 | 9901028,9901072,etc |
| positive integer | 142 | 73 | 2.111 | 0.000938 | 9902018,9902020,etc |
| fundamental group | 240 | 71 | 4.0 | 0.001231 | 9901041,9901045,etc |
| critical point | 251 | 60 | 11.5 | 0.00203 | 9901092,9901142,etc |
| vector field | 374 | 57 | 24.0 | 0.001807 | 9901023,9901142,etc |
| Lie algebra | 257 | 51 | 3.5 | 0.002203 | 9901023,9901028,etc |
| exact sequence | 136 | 51 | 5.5 | 0.000627 | 9901072,9901091,etc |
| direct sum | 131 | 48 | 4.0 | 0.000523 | 9901091,9901133,etc |
| boundary component | 244 | 47 | 9.333 | 0.001892 | 9901041,9901045,etc |
| linear map | 188 | 47 | 3.0 | 0.000724 | 9901028,9901041,etc |
| open subset | 102 | 45 | 2.333 | 0.000513 | 9901023,9901064,etc |
| item If | 117 | 45 | 2.333 | 0.000687 | 9902042,9902053,etc |
| modulus space | 287 | 42 | 5.4 | 0.002043 | 9903006,9903029,etc |
| tensor product | 135 | 42 | 8.0 | 0.000977 | 9903003,9903050,etc |
| inner product | 90 | 40 | 3.0 | 0.000611 | 9901121,9901123,etc |
| tangent space | 93 | 39 | 3.5 | 0.000333 | 9903049,9903080,etc |
| singular point | 100 | 35 | 7.0 | 0.000539 | 9901133,9901142,etc |
| absolute value | 50 | 32 | 3.0 | 0.000281 | 9902042,9902119,etc |
| vector bundle | 104 | 32 | 5.0 | 0.000965 | 9903051,9903163,etc |
| differential equation | 167 | 31 | 8.667 | 0.004332 | 9901023,9901055,etc |
| finite group | 76 | 29 | 3.0 | 0.001126 | 9901081,9901119,etc |
| intersection number | 69 | 29 | 4.5 | 0.000617 | 9903049,9903158,etc |
| small neighborhood | 52 | 28 | 4.5 | 0.000352 | 9901092,9901133,etc |
| tubular neighborhood | 51 | 26 | 2.5 | 0.000574 | 9904031,9904058,etc |
| configuration space | 122 | 25 | 13.0 | 0.001433 | 9901028,9901133,etc |
| double point | 221 | 24 | 9.333 | 0.00208 | 9903037,9903069,etc |
| similar argument | 44 | 24 | 3.0 | 0.000326 | 9906159,9906161,etc |
| boundary condition | 94 | 23 | 3.5 | 0.000797 | 9901131,9901152,etc |
| solid torus | 122 | 23 | 4.0 | 0.00158 | 9903050,9903078,etc |
| free group | 138 | 22 | 3.0 | 0.002283 | 9903006,9903029,etc |
| sufficient condition | 35 | 22 | 5.0 | 0.000376 | 9904059,9904062,etc |
| differential operator | 69 | 22 | 4.5 | 0.00056 | 9905034,9905038,etc |
| complex structure | 125 | 21 | 7.0 | 0.002304 | 9901092,9901142,etc |
| single point | 46 | 20 | 7.5 | 0.000344 | 9902154,9902155,etc |
| homotopy class | 57 | 20 | 4.0 | 0.000632 | 9903003,9903004,etc |
| Lie group | 72 | 19 | 4.5 | 0.000905 | 9901023,9901028,etc |
| linear system | 54 | 19 | 10.0 | 0.000571 | 9901072,9901121,etc |
| braid group | 92 | 19 | 3.333 | 0.001191 | 9903006,9903029,etc |
| normal bundle | 50 | 18 | 2.5 | 0.000368 | 9901072,9901092,etc |
| inverse image | 44 | 17 | 8.0 | 0.000379 | 9901072,9901142,etc |
| direct product | 34 | 17 | 2.5 | 0.000236 | 9903029,9903051,etc |
| holomorphic function | 37 | 16 | 4.5 | 0.000578 | 9901023,9901093,etc |
| boundary point | 75 | 16 | 3.0 | 0.000814 | 9901123,9901142,etc |
| convex hull | 39 | 16 | 2.667 | 0.000761 | 9905004,9905010,etc |
| representation theory | 37 | 16 | 3.0 | 0.000655 | 9905010,9905196,etc |
| nonumber & | 70 | 16 | 4.0 | 0.001416 | 9907036,9907113,etc |
| dynamical system | 48 | 15 | 4.0 | 0.001775 | 9901055,9901099,etc |
| short exact sequence | 38 | 15 | 9.0 | 0.000603 | 9901072,9901091,etc |
| homogeneous polynomial | 27 | 15 | 3.0 | 0.000393 | 9902042,9902159,etc |
| integral curve | 133 | 15 | 8.333 | 0.00139 | 9903089,9903163,etc |
| symplectic form | 33 | 15 | 2.5 | 0.000548 | 9903006,9903049,etc |
| right side | 33 | 15 | 3.0 | 0.000267 | 9904042,9904078,etc |
| previous paragraph | 26 | 15 | 2.5 | 0.000141 | 9906010,9906115,etc |
| topological space | 39 | 14 | 6.0 | 0.001375 | 9901091,9901133,etc |
| linear form | 28 | 14 | 3.0 | 0.001737 | 9903006,9903182,etc |
| symplectic manifold | 84 | 13 | 8.5 | 0.001051 | 9903049,9903051,etc |
| previous lemma | 28 | 13 | 5.0 | 0.000117 | 9903163,9903173,etc |
| opposite orientation | 23 | 12 | 2.5 | 0.000292 | 9901018,9901028,etc |
| mapping class group | 80 | 12 | 2.5 | 0.002543 | 9903006,9903029,etc |
| characteristic function | 36 | 12 | 5.0 | 0.000276 | 9903135,9903198,etc |
| singular locus | 65 | 12 | 5.0 | 0.001053 | 9903051,9903179,etc |
| explicit form | 22 | 12 | 2.667 | 0.000668 | 9906046,9906174,etc |
| quadratic form | 29 | 12 | 3.667 | 0.00221 | 9907065,9907114,etc |
| next result | 20 | 12 | 2.333 | 0.000166 | 9907112,9907152,etc |
| end point | 32 | 11 | 9.0 | 0.000718 | 9901133,9901142,etc |
| analytic function | 21 | 11 | 3.0 | 0.000225 | 9901131,9901142,etc |
| rational number | 25 | 11 | 3.5 | 0.000381 | 9902042,9902119,etc |
| exceptional divisor | 26 | 11 | 2.25 | 0.00034 | 9903006,9903037,etc |
| formal power series | 32 | 11 | 4.0 | 0.00101 | 9908068,9908123,etc |
Last update: 2022-01-09