| Formel | |
| gen. | formula; established wording; formulae |
| comp., MS | equation; Equation; formula |
| econ. | form |
| IT | well-formed formula |
| tech. | equation |
|
Richardson : 9 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Measuring instruments | 1 |
| Medical | 2 |
| Physics | 2 |
| Statistics | 1 |
| Technology | 2 |