| 编号 | 候选名词 | 总数 | 文章数 | 重复频率 | 词频弥散 | 来源期刊 |
|---|---|---|---|---|---|---|
| boundary condition | 165 | 16 | 10.667 | 0.003199 | 0608011,0608019,etc | |
| general solution | 43 | 13 | 2.083 | 0.002268 | 0608001,0608004,etc | |
| exact solution | 47 | 17 | 2.875 | 0.00092 | 0608011,0608012,etc | |
| flat spacetime | 25 | 11 | 2.2 | 0.000313 | 0608012,0608034,etc |