Keyword | CPC | PCC | Volume | Score | Length of keyword |
---|---|---|---|---|---|
feynman differentiation under integral sign | 1.23 | 0.9 | 3995 | 55 | 43 |
feynman | 0.44 | 0.7 | 2370 | 18 | 7 |
differentiation | 1.63 | 0.3 | 352 | 46 | 15 |
under | 0.96 | 0.1 | 972 | 29 | 5 |
integral | 1.2 | 0.9 | 3949 | 1 | 8 |
sign | 1.82 | 0.6 | 1155 | 44 | 4 |